TC39
E134960
TC39 is the Ecma International committee responsible for developing and standardizing the ECMAScript language, which underpins JavaScript.
All labels observed (4)
| Label | Occurrences |
|---|---|
| TC39 canonical | 3 |
| Ecma TC39 | 2 |
| ECMA TC39/TG3 (historically associated technical group) | 1 |
| ECMAScript Technical Committee 39 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1159969 — 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: TC39 Context triple: [ECMAScript, technicalCommittee, TC39]
-
A.
ECMAScript
ECMAScript is the official scripting language specification that defines the core features and behavior implemented by JavaScript and related languages.
-
B.
ECMA-334
ECMA-334 is the ECMA International standard that formally defines the C# programming language specification.
-
C.
W3C Proposed Recommendation
A W3C Proposed Recommendation is a mature web standard specification that has passed wide review and implementation experience and is awaiting final approval as an official W3C Recommendation.
-
D.
WHATWG
WHATWG is a community-driven standards organization that develops and maintains key web technologies, including the living standard for HTML.
-
E.
ECMA International
ECMA International is a standards organization best known for maintaining the ECMAScript specification that underpins the JavaScript programming language.
- 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: TC39 Target entity description: TC39 is the Ecma International committee responsible for developing and standardizing the ECMAScript language, which underpins JavaScript.
-
A.
ECMAScript
ECMAScript is the official scripting language specification that defines the core features and behavior implemented by JavaScript and related languages.
-
B.
ECMA-334
ECMA-334 is the ECMA International standard that formally defines the C# programming language specification.
-
C.
W3C Proposed Recommendation
A W3C Proposed Recommendation is a mature web standard specification that has passed wide review and implementation experience and is awaiting final approval as an official W3C Recommendation.
-
D.
WHATWG
WHATWG is a community-driven standards organization that develops and maintains key web technologies, including the living standard for HTML.
-
E.
ECMA International
ECMA International is a standards organization best known for maintaining the ECMAScript specification that underpins the JavaScript programming language.
- F. None of above. chosen
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
Ecma International technical committee
ⓘ
standards committee ⓘ technical committee ⓘ |
| collaboratesWith |
JavaScript engine implementers
ⓘ
web browser vendors ⓘ web standards community ⓘ |
| field |
language standardization
ⓘ
programming languages ⓘ web technologies ⓘ |
| fullName |
Ecma Technical Committee 39
ⓘ
linked to:
ECMA International
|
| governs | ECMAScript feature lifecycle ⓘ |
| hasMemberType |
Ecma member organizations
ⓘ
companies ⓘ individual experts ⓘ |
| hasNotableMember |
Airbnb
ⓘ
Apple ⓘ
linked to:
Apple Inc.
Facebook ⓘ Google ⓘ Microsoft ⓘ Mozilla ⓘ Netflix ⓘ |
| hasStage |
Stage 0
ⓘ
Stage 1 ⓘ Stage 2 ⓘ Stage 3 ⓘ Stage 4 ⓘ |
| hasWorkingMode | consensus-based decision making ⓘ |
| hostedOn | https://github.com/tc39 ⓘ |
| influences |
JavaScript language design
ⓘ
web development ecosystem ⓘ |
| languageOfWork | English ⓘ |
| meetingFrequency | approximately every two months ⓘ |
| meets | regularly ⓘ |
| parentOrganization |
Ecma International
ⓘ
linked to:
ECMA International
|
| produces |
ECMAScript language editions
ⓘ
linked to:
ECMAScript
ECMAScript specification documents ⓘ ECMAScript yearly releases ⓘ |
| responsibleFor |
ECMAScript language specification
ⓘ
linked to:
ECMAScript
ECMAScript standard ⓘ
linked to:
ECMAScript
JavaScript language specification core ⓘ
linked to:
ECMAScript
evolution of ECMAScript ⓘ maintenance of ECMAScript ⓘ standardization of ECMAScript ⓘ |
| shortName | TC39 ⓘ |
| standardizes |
ECMA-262
ⓘ
linked to:
ECMAScript
ECMAScript ⓘ ECMAScript language ⓘ
linked to:
ECMAScript
|
| usesPlatform | GitHub ⓘ |
| usesProcess |
ECMAScript proposal process
ⓘ
multi-stage proposal process ⓘ |
| website | https://tc39.es ⓘ |
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: TC39 Description of subject: TC39 is the Ecma International committee responsible for developing and standardizing the ECMAScript language, which underpins JavaScript.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: TC39
linked to: TC39
Common Language Infrastructure
→
governingBody
→
ECMA TC39/TG3 (historically associated technical group)
ⓘ
subject linked to:
CLI
linked to: TC39
linked to: TC39