Nigeria-Cameroon chimpanzee
E1009524
The Nigeria-Cameroon chimpanzee is a critically endangered subspecies of chimpanzee native to forested regions along the Nigeria–Cameroon border in West Africa.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Nigeria–Cameroon chimpanzee | 2 |
| Nigeria-Cameroon chimpanzee canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T12834733 — 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: Nigeria-Cameroon chimpanzee Context triple: [Afi Mountain Wildlife Sanctuary, protectsSpecies, Nigeria-Cameroon chimpanzee]
-
A.
Bonobos
Bonobos is a menswear-focused clothing brand and retailer known for its well-fitting pants and modern, casual-professional apparel.
-
B.
Kasakela chimpanzee community
The Kasakela chimpanzee community is a well-studied group of wild chimpanzees in Gombe Stream National Park, Tanzania, made famous by Jane Goodall’s long-term behavioral research.
-
C.
Preuss's red colobus
Preuss's red colobus is a rare and endangered species of Old World monkey native to the forests of western Central Africa.
-
D.
Cephalophus niger
Cephalophus niger, commonly known as the black duiker, is a small, forest-dwelling antelope native to West Africa.
-
E.
L'Hoest's monkey
L'Hoest's monkey is a forest-dwelling Old World monkey native to the montane and lowland rainforests of Central Africa, known for its dark fur and distinctive white bib.
- 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: Nigeria-Cameroon chimpanzee Target entity description: The Nigeria-Cameroon chimpanzee is a critically endangered subspecies of chimpanzee native to forested regions along the Nigeria–Cameroon border in West Africa.
-
A.
Bonobos
Bonobos is a menswear-focused clothing brand and retailer known for its well-fitting pants and modern, casual-professional apparel.
-
B.
Kasakela chimpanzee community
The Kasakela chimpanzee community is a well-studied group of wild chimpanzees in Gombe Stream National Park, Tanzania, made famous by Jane Goodall’s long-term behavioral research.
-
C.
Preuss's red colobus
Preuss's red colobus is a rare and endangered species of Old World monkey native to the forests of western Central Africa.
-
D.
Cephalophus niger
Cephalophus niger, commonly known as the black duiker, is a small, forest-dwelling antelope native to West Africa.
-
E.
L'Hoest's monkey
L'Hoest's monkey is a forest-dwelling Old World monkey native to the montane and lowland rainforests of Central Africa, known for its dark fur and distinctive white bib.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
chimpanzee subspecies
ⓘ
endangered species ⓘ mammal ⓘ primate ⓘ |
| activityPattern | diurnal ⓘ |
| class | Mammalia ⓘ |
| closelyRelatedTo |
Central chimpanzee
NERFINISHED
ⓘ
Western chimpanzee NERFINISHED ⓘ |
| conservationIssue | small fragmented populations ⓘ |
| conservationPriority | high ⓘ |
| describedAsSubspeciesOf | Pan troglodytes NERFINISHED ⓘ |
| diet |
frugivorous
ⓘ
omnivorous ⓘ |
| family | Hominidae NERFINISHED ⓘ |
| foundInRegion |
Cameroon Highlands
NERFINISHED
ⓘ
Cross River region NERFINISHED ⓘ Nigeria–Cameroon border region NERFINISHED ⓘ |
| genus | Pan NERFINISHED ⓘ |
| geographicRangeType | restricted range ⓘ |
| habitat |
gallery forest
ⓘ
montane forest ⓘ tropical rainforest ⓘ |
| hasBehavior |
complex social behavior
ⓘ
tool use ⓘ |
| hasBrainCharacteristic | large brain relative to body size ⓘ |
| hasCommonName |
Elliot’s chimpanzee
NERFINISHED
ⓘ
Nigeria–Cameroon chimpanzee ⓘ |
| IUCNStatus | Critically Endangered ⓘ |
| IUCNStatusSystem | IUCN Red List NERFINISHED ⓘ |
| kingdom | Animalia ⓘ |
| lifespanInWildApprox | 40 years ⓘ |
| movement | arboreal and terrestrial ⓘ |
| nativeTo |
Cameroon
NERFINISHED
ⓘ
Nigeria NERFINISHED ⓘ West Africa NERFINISHED ⓘ |
| order | Primates ⓘ |
| parentTaxon | common chimpanzee ⓘ |
| phylum | Chordata ⓘ |
| reproduction | viviparous ⓘ |
| scientificName | Pan troglodytes ellioti NERFINISHED ⓘ |
| socialStructure | fission–fusion society ⓘ |
| species | Pan troglodytes NERFINISHED ⓘ |
| subfamily | Homininae NERFINISHED ⓘ |
| taxonRank | subspecies ⓘ |
| threatenedBy |
bushmeat hunting
ⓘ
deforestation ⓘ habitat loss ⓘ human–wildlife conflict ⓘ |
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: Nigeria-Cameroon chimpanzee Description of subject: The Nigeria-Cameroon chimpanzee is a critically endangered subspecies of chimpanzee native to forested regions along the Nigeria–Cameroon border in West Africa.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Nigeria–Cameroon chimpanzee
this entity surface form:
Nigeria–Cameroon chimpanzee