GNU Free Documentation License
E61079
The GNU Free Documentation License is a copyleft license designed to ensure that documentation, textbooks, and other written works remain freely usable, modifiable, and redistributable.
All labels observed (6)
| Label | Occurrences |
|---|---|
| GNU Free Documentation License canonical | 152 |
| GNU Free Documentation License (historical) | 4 |
| GNU Free Documentation License (historical content) | 3 |
| GFDL | 2 |
| GNU Project documentation | 1 |
| GNU Project license | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T477661 — 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: GNU Free Documentation License Context triple: [Free Software Foundation, maintains, GNU Free Documentation License]
-
A.
GNU General Public License
The GNU General Public License is a widely used free software license that guarantees users the freedoms to run, study, share, and modify software while requiring that derivative works remain similarly open.
-
B.
GNU Lesser General Public License
The GNU Lesser General Public License is a free software license that allows developers to use and integrate covered software libraries into their own programs, including proprietary ones, under certain copyleft conditions.
-
C.
Apache License 2.0
Apache License 2.0 is a permissive open-source software license from the Apache Software Foundation that allows broad use, modification, and distribution of licensed code with minimal restrictions.
-
D.
GNU Affero General Public License
The GNU Affero General Public License is a copyleft free software license designed to ensure that users of software provided over a network receive access to its source code and the same freedoms to use, modify, and share it.
-
E.
MIT License
The MIT License is a widely used, permissive free software license that allows reuse with minimal restrictions, including in proprietary software.
- 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: GNU Free Documentation License Target entity description: The GNU Free Documentation License is a copyleft license designed to ensure that documentation, textbooks, and other written works remain freely usable, modifiable, and redistributable.
-
A.
GNU General Public License
The GNU General Public License is a widely used free software license that guarantees users the freedoms to run, study, share, and modify software while requiring that derivative works remain similarly open.
-
B.
GNU Lesser General Public License
The GNU Lesser General Public License is a free software license that allows developers to use and integrate covered software libraries into their own programs, including proprietary ones, under certain copyleft conditions.
-
C.
Apache License 2.0
Apache License 2.0 is a permissive open-source software license from the Apache Software Foundation that allows broad use, modification, and distribution of licensed code with minimal restrictions.
-
D.
GNU Affero General Public License
The GNU Affero General Public License is a copyleft free software license designed to ensure that users of software provided over a network receive access to its source code and the same freedoms to use, modify, and share it.
-
E.
MIT License
The MIT License is a widely used, permissive free software license that allows reuse with minimal restrictions, including in proprietary software.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
copyleft license
ⓘ
free documentation license ⓘ software documentation license ⓘ |
| abbreviation |
GFDL
ⓘ
linked to:
GNU Free Documentation License
|
| allows | creation of modified versions under the same license ⓘ |
| appliesTo |
documentation
ⓘ
other written works ⓘ textbooks ⓘ |
| author | Free Software Foundation ⓘ |
| category |
Copyleft license
ⓘ
Free-content license ⓘ GNU Project license ⓘ
linked to:
GNU Free Documentation License
|
| developer | Free Software Foundation ⓘ |
| goal |
ensure freedom to copy
ⓘ
ensure freedom to modify ⓘ ensure freedom to redistribute ⓘ |
| hasFeature |
copyleft share-alike requirements
ⓘ
cover texts option ⓘ invariant sections option ⓘ transparent and opaque copy distinction ⓘ |
| inception | 2000 ⓘ |
| intendedFor | free documentation ⓘ |
| jurisdiction | worldwide ⓘ |
| language | English ⓘ |
| legalCodeAvailableAt | https://www.gnu.org/licenses/fdl-1.3.html ⓘ |
| licenseClass | copyleft ⓘ |
| licenseFor |
Wikipedia (historically)
ⓘ
linked to:
Wikipedia
|
| licenseType | content license ⓘ |
| partOf | GNU Project ⓘ |
| permits |
commercial redistribution
ⓘ
copying of the work ⓘ modification of the work ⓘ |
| publisher | Free Software Foundation ⓘ |
| relatedTo |
Creative Commons licenses
ⓘ
linked to:
Creative Commons license
GNU General Public License ⓘ |
| replacedBy |
Creative Commons Attribution-ShareAlike license (for Wikipedia content dual-licensing)
ⓘ
linked to:
Creative Commons license
|
| requires |
attribution of authors
ⓘ
distribution of the license text ⓘ preservation of copyright notice ⓘ preservation of license notice ⓘ |
| status | actively maintained ⓘ |
| usedBy |
GNU Project documentation
ⓘ
various free software manuals ⓘ |
| version |
1.1
ⓘ
1.2 ⓘ 1.3 ⓘ |
| website | https://www.gnu.org/licenses/fdl.html ⓘ |
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: GNU Free Documentation License Description of subject: The GNU Free Documentation License is a copyleft license designed to ensure that documentation, textbooks, and other written works remain freely usable, modifiable, and redistributable.
Referenced by (163)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: GNU Free Documentation License
linked to: GNU Free Documentation License
linked to: GNU Free Documentation License