Acid2
E242844
Acid2 is a web browser test created to check standards compliance in CSS and HTML rendering engines.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Acid2 canonical | 6 |
How this entity was disambiguated
This entity first appeared as the object of triple T2175169 — 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: Acid2 Context triple: [Ian Hickson, workedOn, Acid2]
-
A.
Acid Brass
Acid Brass is an art and music project by Jeremy Deller in which traditional British brass bands perform acid house and rave tracks, exploring the intersection of working-class culture and electronic music.
-
B.
Acid Tongue
Acid Tongue is a 2008 solo album by American singer-songwriter Jenny Lewis that blends indie rock, folk, and country influences with confessional, narrative-driven lyrics.
-
C.
Acid Eaters
Acid Eaters is a 1993 studio album by the Ramones consisting entirely of cover versions of 1960s rock songs.
-
D.
Audion
Audion is an early triode vacuum tube invented by Lee de Forest that enabled the amplification of electrical signals and was crucial to the development of radio and electronics.
-
E.
Acubens
Acubens is the traditional name of Alpha Cancri, a multiple star system in the constellation Cancer.
- 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: Acid2 Target entity description: Acid2 is a web browser test created to check standards compliance in CSS and HTML rendering engines.
-
A.
Acid Brass
Acid Brass is an art and music project by Jeremy Deller in which traditional British brass bands perform acid house and rave tracks, exploring the intersection of working-class culture and electronic music.
-
B.
Acid Tongue
Acid Tongue is a 2008 solo album by American singer-songwriter Jenny Lewis that blends indie rock, folk, and country influences with confessional, narrative-driven lyrics.
-
C.
Acid Eaters
Acid Eaters is a 1993 studio album by the Ramones consisting entirely of cover versions of 1960s rock songs.
-
D.
Audion
Audion is an early triode vacuum tube invented by Lee de Forest that enabled the amplification of electrical signals and was crucial to the development of radio and electronics.
-
E.
Acubens
Acubens is the traditional name of Alpha Cancri, a multiple star system in the constellation Cancer.
- F. None of above. chosen
Statements (53)
| Predicate | Object |
|---|---|
| instanceOf |
compatibility test
ⓘ
web browser test ⓘ web standards compliance test ⓘ |
| announcedBy | Web Standards Project ⓘ |
| basedOnStandard |
CSS 2.1
ⓘ
linked to:
CSS Level 2.1
HTML 4.01 ⓘ
linked to:
HTML
PNG specification ⓘ |
| createdBy | Web Standards Project ⓘ |
| creator | Ian Hickson ⓘ |
| failureIndication | distorted or broken face image ⓘ |
| hasGoal |
check web standards compliance of browsers
ⓘ
encourage correct implementation of web standards ⓘ |
| hasSuccessor | Acid3 ⓘ |
| hostedOn | webstandards.org ⓘ |
| language | HTML ⓘ |
| notableFor |
driving standards-compliant browser development
ⓘ
exposing CSS 2.1 implementation bugs ⓘ |
| partOf | Acid tests ⓘ |
| predecessor | Acid1 ⓘ |
| released | 2005-04-13 ⓘ |
| releaseYear | 2005 ⓘ |
| renderingResult | smiley face image when passed ⓘ |
| styleLanguage | CSS ⓘ |
| target |
CSS rendering engines
ⓘ
HTML rendering engines ⓘ web browser layout engines ⓘ |
| testFormat | single HTML file ⓘ |
| tests |
CSS :after pseudo-element
ⓘ
CSS :before pseudo-element ⓘ CSS :first-letter pseudo-element ⓘ CSS :hover pseudo-class ⓘ CSS border behavior ⓘ CSS box model ⓘ CSS generated content ⓘ CSS margin behavior ⓘ CSS overflow handling ⓘ CSS padding behavior ⓘ CSS positioning ⓘ CSS rendering ⓘ CSS z-index stacking ⓘ HTML content-type handling ⓘ HTML object fallback content ⓘ HTML rendering ⓘ HTML tables rendering ⓘ PNG transparency handling ⓘ data URLs ⓘ line-height handling ⓘ object element rendering ⓘ overflow: hidden ⓘ position: fixed ⓘ transparent PNG images ⓘ |
| uses |
PNG images
ⓘ
embedded CSS ⓘ |
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: Acid2 Description of subject: Acid2 is a web browser test created to check standards compliance in CSS and HTML rendering engines.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.