PNG
E618924
PNG (Portable Network Graphics) is a widely used raster image format known for its lossless compression and support for transparency, commonly used for web graphics and digital images.
All labels observed (1)
| Label | Occurrences |
|---|---|
| PNG canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T6789955 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: PNG Context triple: [Adobe Photoshop, fileFormatSupport, PNG]
-
A.
PNG
PNG is the three-letter ISO 3166-1 alpha-3 country code representing Papua New Guinea.
-
B.
JPEG
JPEG is a widely used digital image format that compresses photographic content to reduce file size while maintaining acceptable visual quality.
-
C.
PNGRFL
PNGRFL is the national governing body responsible for organizing and overseeing rugby league in Papua New Guinea.
-
D.
PICA format
PICA format is a library data exchange and cataloging standard widely used in German-speaking countries, particularly in academic and research libraries.
-
E.
PSD
PSD is a major center-right political party in Portugal that has played a leading role in the country’s post-revolution democratic politics and governance.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: PNG Target entity description: PNG (Portable Network Graphics) is a widely used raster image format known for its lossless compression and support for transparency, commonly used for web graphics and digital images.
-
A.
PNG
PNG is the three-letter ISO 3166-1 alpha-3 country code representing Papua New Guinea.
-
B.
JPEG
JPEG is a widely used digital image format that compresses photographic content to reduce file size while maintaining acceptable visual quality.
-
C.
PNGRFL
PNGRFL is the national governing body responsible for organizing and overseeing rugby league in Papua New Guinea.
-
D.
PICA format
PICA format is a library data exchange and cataloging standard widely used in German-speaking countries, particularly in academic and research libraries.
-
E.
PSD
PSD is a major center-right political party in Portugal that has played a leading role in the country’s post-revolution democratic politics and governance.
- F. None of above. chosen
Statements (55)
| Predicate | Object |
|---|---|
| instanceOf | raster image file format ⓘ |
| commonlyUsedOn | World Wide Web NERFINISHED ⓘ |
| createdAsSuccessorTo | GIF NERFINISHED ⓘ |
| definedInStandard | ISO/IEC 15948 NERFINISHED ⓘ |
| designedFor |
digital images
ⓘ
web graphics ⓘ |
| developedBy | PNG Development Group NERFINISHED ⓘ |
| doesNotSupport |
animation in the base standard
ⓘ
lossy compression ⓘ |
| fileExtension | .png ⓘ |
| fullName | Portable Network Graphics NERFINISHED ⓘ |
| hasChunkStructure |
IDAT
ⓘ
IEND ⓘ PLTE ⓘ ancillary chunks ⓘ |
| hasChunkStructure | IHDR ⓘ |
| hasMagicNumber | 89 50 4E 47 0D 0A 1A 0A ⓘ |
| introducedInYear | 1996 ⓘ |
| mimeType | image/png ⓘ |
| relatedFormat |
APNG
NERFINISHED
ⓘ
MNG ⓘ |
| standardizedBy |
ISO
NERFINISHED
ⓘ
W3C NERFINISHED ⓘ |
| supportsAlphaBitDepth |
16-bit alpha
ⓘ
8-bit alpha ⓘ |
| supportsBitDepth |
1-bit
ⓘ
16-bit ⓘ 2-bit ⓘ 4-bit ⓘ 8-bit ⓘ |
| supportsColorSpace |
grayscale
ⓘ
indexed color palette ⓘ sRGB NERFINISHED ⓘ |
| supportsColorType |
grayscale
ⓘ
grayscale with alpha ⓘ indexed color ⓘ truecolor ⓘ truecolor with alpha ⓘ |
| supportsCompressionType | lossless compression ⓘ |
| supportsFeature |
error detection via CRC
ⓘ
palette-based images ⓘ streaming decoding ⓘ transparent backgrounds ⓘ |
| supportsInterlacing | Adam7 interlacing NERFINISHED ⓘ |
| supportsMetadata |
color profile information
ⓘ
gamma information ⓘ textual metadata chunks ⓘ |
| supportsTransparency |
alpha channel
ⓘ
binary transparency ⓘ |
| supportsUseCase |
icons
ⓘ
images requiring lossless quality ⓘ images requiring transparency ⓘ screenshots ⓘ web interface elements ⓘ |
| usesCompressionAlgorithm | DEFLATE ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: PNG Description of subject: PNG (Portable Network Graphics) is a widely used raster image format known for its lossless compression and support for transparency, commonly used for web graphics and digital images.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Adobe Photoshop
subject surface form:
Eye of MATE Image Viewer