baiji
E27467
The baiji is a critically endangered, possibly extinct freshwater dolphin species that once inhabited China’s Yangtze River and became a symbol of the impact of human activity on river ecosystems.
All labels observed (1)
| Label | Occurrences |
|---|---|
| baiji canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T216125 — 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: baiji Context triple: [Last Chance to See, focusesOn, baiji]
-
A.
BE
BE is the two-letter ISO 3166-1 alpha-2 country code that uniquely identifies Belgium in international standards and systems.
-
B.
BA
BA is the New York Stock Exchange ticker symbol for The Boeing Company, a major American aerospace and defense manufacturer.
-
C.
BC
BC is a private Jesuit research university located in Chestnut Hill, Massachusetts, known for its strong liberal arts programs and competitive NCAA Division I athletics.
-
D.
Be
"Be" is the critically acclaimed 2005 hip-hop album by Chicago rapper Common, celebrated for its soulful production by Kanye West and J Dilla and its introspective, socially conscious lyrics.
-
E.
Kaiyukan
Kaiyukan is a large, world-renowned public aquarium in Osaka, Japan, famous for its massive central tank and immersive marine life exhibits.
- 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: baiji Target entity description: The baiji is a critically endangered, possibly extinct freshwater dolphin species that once inhabited China’s Yangtze River and became a symbol of the impact of human activity on river ecosystems.
-
A.
BE
BE is the two-letter ISO 3166-1 alpha-2 country code that uniquely identifies Belgium in international standards and systems.
-
B.
BA
BA is the New York Stock Exchange ticker symbol for The Boeing Company, a major American aerospace and defense manufacturer.
-
C.
BC
BC is a private Jesuit research university located in Chestnut Hill, Massachusetts, known for its strong liberal arts programs and competitive NCAA Division I athletics.
-
D.
Be
"Be" is the critically acclaimed 2005 hip-hop album by Chicago rapper Common, celebrated for its soulful production by Kanye West and J Dilla and its introspective, socially conscious lyrics.
-
E.
Kaiyukan
Kaiyukan is a large, world-renowned public aquarium in Osaka, Japan, famous for its massive central tank and immersive marine life exhibits.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
endangered species
ⓘ
freshwater dolphin ⓘ mammal ⓘ species of toothed whale ⓘ |
| binomialName |
Lipotes
ⓘ
surface form:
Lipotes vexillifer
|
| bodyShape | streamlined ⓘ |
| class | Mammalia ⓘ |
| color |
bluish gray
ⓘ
pale underside ⓘ |
| commonName |
Yangtze river dolphin (baiji)
ⓘ
surface form:
Chinese river dolphin
Yangtze river dolphin (baiji) ⓘ
surface form:
Yangtze River dolphin
baiji ⓘ |
| conservationStatus |
Critically Endangered
ⓘ
Possibly Extinct ⓘ |
| diet | fish ⓘ |
| distributionStatus | functionally extinct ⓘ |
| ecologicalRole | apex predator in Yangtze freshwater ecosystem ⓘ |
| endemicTo |
Yangtze River
ⓘ
surface form:
Yangtze River basin
|
| family | Lipotidae ⓘ |
| firstDescribedBy | Oskar Trouessart ⓘ |
| firstScientificDescriptionYear | 1918 ⓘ |
| genus | Lipotes ⓘ |
| habitat | freshwater river ⓘ |
| infraorder | Cetacea ⓘ |
| iucnRedListCategory | Critically Endangered (Possibly Extinct) ⓘ |
| kingdom | Animalia ⓘ |
| lastLargeSurvey | 2006 Yangtze River survey ⓘ |
| lastLargeSurveyResult | no individuals found ⓘ |
| lifespan | approximately 20 to 25 years ⓘ |
| locomotion | swimming ⓘ |
| namedBy | Oskar Trouessart ⓘ |
| nativeTo |
China
ⓘ
Yangtze River ⓘ |
| order | Artiodactyla ⓘ |
| parvorder | Odontoceti ⓘ |
| phylum | Chordata ⓘ |
| reproduction | viviparous ⓘ |
| reproductionRate | low ⓘ |
| sensoryAdaptation |
echolocation
ⓘ
poor eyesight ⓘ |
| snout | long narrow beak ⓘ |
| species |
Lipotes
ⓘ
surface form:
Lipotes vexillifer
|
| symbolOf | impact of human activity on river ecosystems ⓘ |
| taxonRank | species ⓘ |
| threatenedBy |
entanglement in fishing gear
ⓘ
habitat degradation ⓘ overfishing ⓘ pollution ⓘ ship traffic ⓘ |
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: baiji Description of subject: The baiji is a critically endangered, possibly extinct freshwater dolphin species that once inhabited China’s Yangtze River and became a symbol of the impact of human activity on river ecosystems.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Yangtze river dolphin