Instinct AI

Prompt Library

AI Prompt Library

Curated image, video and web design prompts from creators around the world. Copy any prompt, swap the subject or style, and generate with the latest models.

15,630 prompts · Updated daily · 100% free

714 prompts

Cherry Blossom Space Colony Illustration Prompt

Cherry Blossom Space Colony Illustration Prompt

High-definition, high-resolution 2.5D rendered illustration. A massive, horizontally tilted cylindrical space with a diameter of 6400 meters. The inner wall alternates between sections of green space and urban areas, and sections of glass and frames. The cherry blossoms are in full bloom in the green space, and their petals are falling. Beyond the glass, outer space is visible. White clouds drift along the inner surface of the cylinder. The innermost part of the cylinder is blocked off by a huge metal bulkhead, which is obscured by air. The distant areas appear blue and hazy due to atmospheric perspective. The image is taken from a camera angle slightly looking down toward the end of the cylinder from near its central axis.

Claymation Style Portrait

Claymation Style Portrait

highly detailed {argument name="art style" default="claymation-style"} portrait of the person in the reference image. The subject should appear as a handcrafted clay figure with visible fingerprints, soft edges, and slight imperfections typical of stop-motion animation. Use a stylized, expressive face while preserving key facial features and likeness. Apply {argument name="lighting" default="warm, studio-style lighting"} with soft shadows. Background should be minimal and slightly textured, resembling a clay set. Render in high resolution with a {argument name="aesthetic" default="cinematic, whimsical"} aesthetic inspired by classic stop-motion films

Isometric 3D Miniature Room with Chibi Character

Isometric 3D Miniature Room with Chibi Character

An isometric 3D cube-shaped miniature room (shallow cutaway true cube; everything strictly contained within the cube). The room is [{argument name="room description" default="ROOM DESCRIPTION: Describe the theme, furniture, specific clutter, wall decorations, and key items in detail"}]. Character: a chibi/figurine-style — [{argument name="character description" default="INSERT DESCRIPTION OF THE PERSON FROM YOUR UPLOADED PHOTO HERE"}]. The character is [{argument name="action" default="ACTION: e.g., sitting on a chair typing, standing and cooking, playing guitar"}], with a [{argument name="expression" default="EXPRESSION: e.g., focused, happy, smiling"}] expression. Figure material looks like matte PVC, with big head / small body proportions. Lighting: [{argument name="atmosphere name" default="ATMOSPHERE NAME"}]: [{argument name="light sources" default="LIGHT SOURCES: e.g., neon blue glow, warm sunlight, golden lamp light"}]; realistic reflections and colored shadows. Camera: slightly elevated isometric three-quarter view, front cube edge centered; no elements protruding outside the cube. Photoreal materials with fine detail; neutral backdrop. Ultra-detailed, clean composition; no watermark.

PS1 Style Low-Poly Mansion Interior

PS1 Style Low-Poly Mansion Interior

the {argument name="setting" default="inside of a mansion"} that graphic looks like a {argument name="style" default="PlayStation1's low-poly video game"}

Whimsical Mythpunk Forest Ritual

Whimsical Mythpunk Forest Ritual

{argument name="subject" default="Whimsical miniature world depiction of a ritual clearing with totem circle"} in artistic blend of {argument name="primary style" default="mythpunk"} and {argument name="secondary style" default="forestpunk"} styles.

Object-Based World: Reality Unfolding from a Frozen Object

Object-Based World: Reality Unfolding from a Frozen Object

Cinematic 3D composition centered on a {argument name="object" default="[OBJECT]"}, frozen at the instant it releases something far bigger than itself. From within it, an entire {argument name="world style" default="[WORLD STYLE / THEME]"} reality unfolds, spilling outward into sweeping environments, towering forms, and dynamic motion that suggests this world was hidden there all along. The object doesn’t just contain the world — it becomes part of it, with its shapes transforming into terrain, architecture, and symbolic landmarks. Small figures, machines, or creatures navigate the scene, adding life, scale, and narrative. The moment balances between dream and physics, where visual logic holds even as reality stretches. The scene is charged with [ATMOSPHERE: glow, fog, particles, smoke, energy], amplifying the sense of rupture and emergence. A subtle hint of the real world remains visible around the edges, anchoring the spectacle in realism. Hyper-detailed textures, dramatic lighting, cinematic depth, ultra-realistic, 8K, concept art finish.

Thermal X-Ray Style Infographic Prompt (Nintendo Switch Example)

Thermal X-Ray Style Infographic Prompt (Nintendo Switch Example)

A {argument name="subject" default="[subject]"} rendered in high-contrast scientific studio rendering against a pure black void background. This tight {argument name="viewpoint" default="[viewpoint]"} capturing the {argument name="angle" default="[angle]"} adopts a false-color thermal X-ray art style. Through the transparent outer shell, the {argument name="internal structure elements" default="[internal structure elements]"} clearly emerge, detailed with vivid heatmap gradients. The color palette transitions from deep, cool blue to intense yellow and red highlights, creating a futuristic, clinical appearance with orthographic projection and a soft, neon-like glow. TEXT: "THERMAL X-RAY / ORTHOGRAPHIC VIEW / {argument name="subject name" default="[subject name]"} / TEMP: {argument name="temperature" default="[temperature]"}°C" --- Nintendo Switch Prompt 👇 --- A Nintendo Switch console (handheld mode) rendered in high-contrast scientific studio rendering against a pure black void background. This tight profile view capturing the right side adopts a false-color thermal X-ray art style. Through the transparent body case and display glass, the precise internal structure of the handheld gaming device—consisting of the central NVIDIA Tega custom processor, 6.2-inch LCD display panel, battery cells, cooling fan and heat dissipation mechanism, left and right Joy-Con connection slots, game card slot, and circuit board wiring pattern—clearly emerges, detailed with vivid heatmap gradients. The Tega processor, slightly above center, is expressed in vibrant orange to yellow, indicating moderate heat during operation (55-65°C). The small cooling fan behind it shows efficient cooling effect in blue-green. The large capacity lithium-ion battery (4310mAh) at the bottom shows a uniform deep blue to blue-green, indicating safe operating temperature (20-30°C). The 6.2-inch display panel shows minor backlight heat (35-40°C) in green to yellow-green. The left and right Joy-Con connection rail parts show a low-temperature state in pale blue. The game card slot at the top shows an unused state in dark blue. The color palette transitions from deep, cool blue (battery cooling area) to intense yellow and orange highlights (Tega processor), creating a futuristic, clinical appearance with orthographic projection and a soft, neon-like glow. The power-saving design and efficient thermal management system required for portability are precisely arranged within the compact chassis, making visible the heat conduction paths via heat pipes, blue arrows indicating airflow, and the placement of electronic components on the board. The precision of the symmetrically placed Joy-Con connection mechanism and the beautiful design of the processing system centralized in the middle of the console stand out. TEXT: "THERMAL X-RAY / ORTHOGRAPHIC VIEW / NINTENDO SWITCH HANDHELD MODE / TEGA CHIP TEMP: 58°C / BATTERY TEMP: 25°C"

Celebrity Stormtrooper Style Portrait

Celebrity Stormtrooper Style Portrait

A hyper-realistic, photorealistic portrait of {argument name="subject" default="Jenna Ortega"} with a curvy and fit physique, standing at a three-quarter back angle. She is twisting her torso to look over her left shoulder directly at the camera with a gentle, playful, and inviting smile. Her hair is styled in a loose, natural updo with delicate face-framing bangs, complementing her well-groomed eyebrows and subtle lip gloss. She is wearing an extremely tight, form-fitting, {argument name="jumpsuit color" default="bright pink"} glossy latex sci-fi jumpsuit inspired by a Stormtrooper uniform. The suit features a realistic shiny synthetic finish, a high collar with black details, textured black sections on the forearms, a white waist belt, thin black thigh straps, and a gray and black mechanical holster attached to her right hip. Her hands are holding a realistic pink Stormtrooper helmet. The setting is a cozy, neon-lit sci-fi gamer bedroom. To the left is a desk with a monitor displaying a 'Giulia' Darth Vader poster, along with small action figures on a shelf. The wall is decorated with pink hexagonal neon light panels. To the right, a large window reveals a vibrant cyberpunk city skyline illuminated in blue and purple neon. Cinematic neon lighting mixes warm and cool tones, with a warm pink and red glow from the interior lights creating soft reflections on her glossy jumpsuit. The overall mood is playful, geeky, cozy, and futuristic. Technical specs: Shot with an iPhone 15 Pro Max, 24mm main lens, f/1.78, medium shot from mid-thigh to the top of the head, slightly low angle from behind. 8k resolution, vibrant colors, masterpiece, best quality, aspect ratio 9:16.

Ultra-Cinematic Arcane Sword Close-up

Ultra-Cinematic Arcane Sword Close-up

Ultra-cinematic fantasy close-up of a legendary ancient sword. Glowing arcane runes carved deep into dark forged steel, molten crimson and gold light leaking from the engravings. Ember sparks, subtle smoke, heat distortion, dramatic side lighting, dark background. Hyper-detailed, high-contrast, cinematic fantasy realism, 16K.

Sci-Fi Punk Japanese Woman View

Sci-Fi Punk Japanese Woman View

elegant {argument name="ethnicity" default="japanese woman"} in her {argument name="age" default="30s"} who is cool and sophisitcated in a {argument name="style" default="scifi punk"} outfit on on white background. front view, side view, back view in a whiteoutfit with orange design lines

Miniature Metropolis Inside a Vintage Pocket Watch

Miniature Metropolis Inside a Vintage Pocket Watch

Create a hyper-realistic macro photograph depicting a sprawling miniature metropolis nestled within a vintage pocket watch for the hyper-realistic isometric 3D render of a miniature. The intricate gears and springs of the watch form the foundational architecture for the city's towering skyscrapers, [amidst glowing filament streetlights and brass walkways, with soft cinematic lighting reflecting off the polished metal surfaces.]

Collectible Toyline Forge Engine System Prompt

Collectible Toyline Forge Engine System Prompt

Do this for {argument name="subject" default="Nikola Tesla"}<analysis> You are the Collectible Toyline Forge Engine. An AI toy designer and packaging stylist. You interpret any object’s form into a stylized character/figure with accessories derived from its parts. You infer articulation points, surface finishes, and a packaging language that matches the object’s mood and “brand universe.” </analysis> [DESIGNER FIGURE TYPE] inspired by [OBJECT] Materials: [Toy/packaging materials inferred from source + finish logic] Key Features: [3 to 5 bullets: silhouette gimmick, accessories, articulation, micro-details] Colorway: [Palette derived from object] Edition: [Toyline name + drop/series tag]

Ghibli Nezha Character Turnaround

Ghibli Nezha Character Turnaround

use the character turnaround format from [img1] to create {argument name="character name" default="Nezha"} in the same style

4K Wildlife Habitat Diorama Prompt

4K Wildlife Habitat Diorama Prompt

“Create a clear, 45° top-down isometric miniature 3D diorama of a real-world wildlife habitat: {argument name="habitat type" default="[HABITAT TYPE]"}. Use soft refined textures, realistic PBR materials, and natural daylight. Build a raised base featuring terrain details, vegetation, water sources, and rocks. Include tiny stylized animals in natural positions. Use a clean solid {argument name="background color" default="[BACKGROUND COLOR]"} background.”

PS1 Retro Gaming Style Prompt

PS1 Retro Gaming Style Prompt

Transform the entire image into an authentic screenshot captured directly from a {argument name="console era" default="late-1990s PlayStation 1 (PS1)"} video game running on original hardware. Re-render every single element of the scene — every object, character, surface, background, lighting, and detail — as {argument name="geometry style" default="low-polygon 3D models"} with clearly visible triangular facets, flat angular geometry, and no smoothing or subdivision whatsoever. Use extremely low-resolution textures (256×256 pixels or smaller) that are blurry, pixelated, and heavily compressed, with obvious tiling seams, mipmapping artifacts, and poor UV mapping. Apply classic PS1 affine texture mapping across all surfaces so textures visibly stretch, warp, wobble, and distort unnaturally with any change in perspective or camera angle (especially noticeable on floors, walls, and curved objects). Remove all anti-aliasing entirely — every edge must be sharply jagged and aliased with prominent stair-stepping. Use only basic flat shading or simple Gouraud vertex shading with no dynamic lights, no real-time shadows, no specular highlights, and no advanced effects. Simulate the PS1’s 16-bit color depth and 5-5-5 RGB limitations by introducing visible checkerboard or ordered dithering patterns in all color gradients, skies, shadows, and semi-transparent areas to prevent banding. Include typical PS1 graphical quirks: subtle vertex snapping/jitter/wobbling on moving or angled geometry, minor polygon pop-in or Z-fighting where appropriate, and a limited draw distance that may softly fade into a low-detail fog. The overall resolution should feel like a raw {argument name="resolution" default="320×240"} or 640×480 PS1 framebuffer output, giving the whole image a slightly soft yet crunchy retro pixel look when viewed at modern sizes. Preserve the original scene composition and camera angle exactly, but convert everything into this pure PS1 3D style as if the photo itself were modeled and rendered inside an actual PS1 game. No text overlays, no HUD elements, no subtitles, no menu graphics, no scanlines, no CRT curvature, and no modern post-processing of any kind — just a clean, direct screenshot from the console’s video output.

Structural Image Inpainting Prompt

Structural Image Inpainting Prompt

Replace {argument name="original object" default="the simple arrangement of rectangular parallelepipeds"} with {argument name="new subject" default="a group of buildings"} while keeping the UI as it is.

One Piece Devil Fruit Transformation Template

One Piece Devil Fruit Transformation Template

{ "version": "1.0", "description": "Transform a real person in a photo into a One Piece-style Devil Fruit ability user: dynamic pose, dramatic camera angle, ability-specific SFX, and a photorealistic manifestation of the specified Devil Fruit’s power.", "variables": { "DEVIL_FRUIT_NAME": { "type": "string", "value": "<<DEVIL FRUIT NAME>>", "description": "The canonical Devil Fruit name whose ability should be interpreted and applied to the subject (e.g., Gum-Gum Fruit, Flame-Flame Fruit, Ice-Ice Fruit, Sand-Sand Fruit, Rumble-Rumble Fruit, Flower-Flower Fruit, Dark-Dark Fruit, Paw-Paw Fruit, etc.)." } }, "steps": [ { "name": "DEVIL_FRUIT_ABILITY_EDIT", "goal": "Apply a dynamic One Piece-style pose, dramatic camera angle, ability-specific manga SFX, and a photorealistic manifestation of the specified Devil Fruit’s ability.", "instructions": "Use the uploaded photo as the base.\n\nKeep the person photorealistic (eyes, face, skin texture, hair, makeup). Do NOT convert the scene into manga. Do NOT replace the background.\n\n=====================================\nDEVIL FRUIT ABILITY TRANSFORMATION\n=====================================\nInsert your Devil Fruit name here: {argument name="Devil Fruit Name" default="[DEVIL_FRUIT_NAME]"}\n\nInterpret the canon ability of [DEVIL_FRUIT_NAME] realistically and apply it to the body or surrounding environment. The effect must look like a live-action One Piece movie.\n\nExamples:\n- Gum-Gum Fruit: stretched limbs, elastic skin, tension folds, rubber reflection\n- Flame-Flame Fruit: realistic flames, heat distortion, warm illumination\n- Ice-Ice Fruit: frost buildup, ice crystals, cold vapor\n- Rumble-Rumble Fruit: lightning arcs, photoreal sparks\n- Sand-Sand Fruit: sand disintegration, sandstorm motion\n- Flower-Flower Fruit: photoreal arms blooming from surfaces\n- Paw-Paw Fruit: shockwave compression ripples\n- Dark-Dark Fruit: gravitational distortion, dark smoke tendrils\n\nRules:\n- The face must remain recognizable.\n- Effects must integrate into real lighting and shadows.\n- No cartoon filters — supernatural physics must look real.\n\n=====================================\nONE PIECE-STYLE POSE TRANSFORMATION\n=====================================\nRepose the body into a dramatic battle pose:\n- wide stance, strong dynamic gestures\n- stretched arm for Gum-Gum, open palm for shockwave, ignition stance for flame, elemental charge-up for logias, etc.\n- clothing should deform."

3D Dance Game Screen Prompt for Nano Banana Pro

3D Dance Game Screen Prompt for Nano Banana Pro

A vibrant rhythm game screenshot featuring a 3D anime character from the reference photo. [{argument name="character description" default="Girl wearing a cloak"}] Maintaining a confident dance pose on the left side of the screen. Immersive cinematic lighting glowing in neon yellow and pink Glossy, reflective dance floor shining under a spotlight Dynamic 3D anime style. Immersive UI rhythm game screen: no reflection display Score display at the top Colorful music waveform animation synchronized with the beat Stage timer countdown Floating combo numbers Energy bar Neon particle effects Four falling button instruction arrows from top to bottom on the right side of the screen Button arrow direction and color are fixed for each column (Left: Red, Up: Blue, Down: Green, Right: Yellow) Highly detailed game atmosphere created with immersive arcade rhythm game HUD elements Ultra-detailed, cinematic, immersive, 3D animation.

16-Bit Arcade Character Generator

16-Bit Arcade Character Generator

(Female Adapted) Create a 16‑bit retro arcade character portrait based on the uploaded user photo. Preserve only the subject’s face and hair likeness from the photo; do not preserve the original clothing, pose, or background. Render the subject as a stylized pixel‑hero, blending crisp retro pixel art with modern shading and chaotic arcade energy. Use a centered portrait composition with the subject facing the camera, expressing bold, playful, high‑energy arcade attitude. Skin should appear pixel‑rendered with chunky shading blocks, soft dithering, and stylized highlights. Edges should be crisp, with subtle pixel outlines and retro color‑banding. Apply a vibrant 16‑bit color palette: saturated primaries, neon accents, and high‑contrast arcade lighting. Add optional chaotic FX such as pixel sparks, glitch streaks, scanline distortions, power‑up flashes, or retro HUD particles. Randomize the following elements each time the prompt is used: Hairstyle: pixel‑punk spikes, retro 16‑bit waves, chunky pixel curls, neon‑lit arcade bob, stylized pixel‑hero sweep, or glossy pixel‑rendered long hair. Outfit: 16‑bit fighter jacket, pixel‑armor suit, neon arcade hoodie, retro hero tunic, cyber‑pixel vest, or bold color‑blocked arcade gear. Accessories: pixel visor, retro headset, glowing 16‑bit wristband, power‑up badge, LED earpiece, or none. Background: pixel grid with color bursts, retro game‑menu screen, neon scanline gradient, chaotic glitch field, or arcade cabinet glow. Include a customizable Gamer Tag displayed as a floating retro nameplate using pixel‑font or neon‑HUD lettering. Overall mood: chaotic, playful, retro‑arcade portrait with 16‑bit texture, glitch energy, and vibrant pixel‑hero personality. Avoid unwanted elements such as text, logos, distortions, or additional people. (Male Adapted) Create a 16‑bit retro arcade character portrait based on the uploaded male user photo. Preserve only the subject’s face and hair likeness from the photo; do not preserve the original clothing, pose, or background. Render the subject as a stylized male pixel‑hero, blending chunky retro pixel art with modern shading and chaotic arcade energy. Use a centered portrait composition with the subject facing the camera, expressing bold, confident, high‑energy arcade‑hero attitude. Skin should appear pixel‑rendered with blocky shading, soft dithering, and stylized highlights. Edges should be crisp, with subtle pixel outlines and retro color‑banding. Apply a vibrant 16‑bit color palette: saturated primaries, neon accents, and high‑contrast arcade lighting. Add optional chaotic FX such as pixel sparks, glitch streaks, scanline distortions, power‑up flashes, or retro HUD particles. Randomize the following elements each time the prompt is used: Hairstyle (male variations): pixel‑punk spikes, retro 16‑bit action‑hero sweep, short textured pixel crop, stylized arcade quiff, chunky pixel curls, or neon‑lit warrior hair. Outfit (male variations): 16‑bit fighter jacket, pixel‑armor chestplate, neon arcade varsity jacket, retro hero tunic, cyber‑pixel vest, or bold color‑blocked arcade hoodie. Accessories (male variations): pixel visor, retro headset, glowing 16‑bit wristband, power‑up badge, LED earpiece, or none. Background: pixel grid with color bursts, retro game‑menu screen, neon scanline gradient, chaotic glitch field, or arcade cabinet glow. Include a customizable Gamer Tag displayed as a floating retro nameplate using pixel‑font or neon‑HUD lettering. Overall mood: chaotic, playful, retro‑arcade portrait with 16‑bit texture, glitch energy, and bold male pixel‑hero personality. Avoid unwanted elements such as text, logos, distortions, or additional people.

Cinematic fantasy silhouette art with metallic skin prompt

Cinematic fantasy silhouette art with metallic skin prompt

{ "meta": { "aspect_ratio": "9:16", "style": "cinematic fantasy silhouette art", "render_quality": "ultra-detailed, high fidelity, epic scale" }, "identity_lock": { "rule": "Preserve exactly the facial structure, proportions, silhouette, and overall likeness from the reference image provided by the user", "skin_rule": "Allow material transformation while keeping facial identity intact", "strict": true }, "subject": { "description": "Regal feminine figure emerging through ethereal mist, standing with quiet authority", "presence": "otherworldly, majestic, timeless", "silhouette": "elegant balance of flowing curves and refined sharp edges" }, "body_materials": { "skin_tone": "polychromatic silver-gold metallic skin", "surface": "organic metal fused with crystalline structures", "details": [ "precious gems organically growing across the body", "gem plating covering the entire form", "crystal hues blended into marbled silver and gold textures", "delicate swirling patterns mixed with large wind-swept marbling" ] }, "aesthetic_influences": { "design_language": "golden Celtic-inspired ornamental forms", "style": "mythic elegance with sacred geometry undertones" }, "environment": { "atmosphere": "dense luminous mist", "effects": [ "soft volumetric fog", "subtle light rays piercing through the haze" ], "background": "abstract, undefined space to enhance silhouette focus" }, "lighting": { "type": "otherworldly glow", "key_light": "soft internal luminescence from within the figure", "accent": "gentle rim light outlining the silhouette", "contrast": "high contrast between glowing form and misty surroundings" }, "camera": { "framing": "full-body cinematic composition", "angle": "slightly low angle to enhance regality", "focus": "sharp on form and material textures, soft falloff into mist" }, "mood": { "emotion": "mystical, powerful, serene", "tone": "epic fantasy, sacred presence" }, "negative_prompt": [ "explicit nudity", "sexualized anatomy", "cartoon", "anime", "low detail", "flat lighting", "plastic look", "identity change", "distorted face", "extra limbs", "text", "logo", "watermark" ] }

Vortex Katana Warrior

Vortex Katana Warrior

A high-resolution, cinematic full-body portrait of a stylish young man standing confidently in a misty, ethereal environment. He is wearing a white button-up shirt under a black knitted sweater vest, paired with oversized baggy dark grey denim jeans and a black textured baseball cap tilted down to partially shadow his face. He holds a {argument name="weapon" default="sleek black katana"} with a {argument name="glow color" default="glowing purple aura"} emanating from the blade. Surrounding him is a massive, swirling vortex of dark, shadowy energy and ink-like smoke forming a circular frame against a bright, hazy white background. The lighting is moody and dramatic, emphasizing the sharp contrast between the dark energy and the foggy atmosphere, captured in a professional digital art style with a 4k finish, 100% my face same, I need this prompt picture, zoom in {argument name="aspect ratio" default="4:5"} man one hand in pocket,

Supernatural Streetwear Portrait with Smoke Demon

Supernatural Streetwear Portrait with Smoke Demon

Photorealistic portrait of a {argument name="subject" default="young man"}(keep the facial features unchanged as uploaded image), exact facial identity preserved, beard, sharp jawline. (Outfit) Wearing {argument name="outfit" default="all-black streetwear, black oversized hoodie with minimal text, loose black wide-leg pants, dark sneakers, luxury black sunglasses"}.Pose) Head raised straight, dominant stance, shoulders squared, one hand relaxed near pocket, other hand slightly clenched, facing forward. (Supernatural Element) A massive {argument name="creature" default="black smoke demon"} standing directly behind him, glowing white eyes aligned above man's head, thick realistic smoke wrapping around shoulders and arms, smoke texture ultra-realistic, no cartoon style. (Environment) Minimal indoor background, dark wall, empty space, grey concrete floor. (Lighting) Dramatic low-key lightingsoft front light on face, deep shadows, cinematic high contrast. (Tech Specs) 8k resolution, aspect ratio 3:4, shot on 35mm lens, hyper-realistic, highly detailed texture. Negative Prompt: cartoon, anime, illustration, painting, 3d render, distorted face, changing face, reshaping face, beauty filter, smile, bright background, sunlight, car, city, messy, blur, noise, watermark, text, bad hands, extra fingers. Adjusting goggles with soft smile. Background is busy street.

Some prompts are collected from creators on X. Copyright belongs to the original authors.