Edmontosaurus annectens
E364209
Edmontosaurus annectens is a large, late Cretaceous duck-billed hadrosaurid dinosaur known for its broad, flat snout and abundant fossil remains in western North America.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Edmontosaurus annectens canonical | 6 |
| Edmontosaurus | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T3502399 — 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: Edmontosaurus annectens Context triple: [Hell Creek Formation, containsFossil, Edmontosaurus annectens]
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A.
Dryosaurus
Dryosaurus was a small, fast, plant-eating ornithopod dinosaur from the Late Jurassic period, known for its long legs and lightweight build.
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B.
Campylorhynchus brunneicapillus
Campylorhynchus brunneicapillus is a large, boldly spotted wren native to arid regions of the southwestern United States and Mexico, known for nesting in cacti such as cholla and saguaro.
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C.
Triceratops
Triceratops is a large, herbivorous, three-horned dinosaur from the Late Cretaceous period, recognizable by its massive bony frill and distinctive facial horns.
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D.
Carnotaurus
Carnotaurus is a large, carnivorous theropod dinosaur known for its distinctive bull-like horns, lightly built body, and extremely reduced forelimbs.
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E.
Iguanodon
Iguanodon was a large, herbivorous ornithopod dinosaur from the Early Cretaceous, best known for its beak-like mouth and distinctive thumb spikes likely used for defense.
- 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: Edmontosaurus annectens Target entity description: Edmontosaurus annectens is a large, late Cretaceous duck-billed hadrosaurid dinosaur known for its broad, flat snout and abundant fossil remains in western North America.
-
A.
Dryosaurus
Dryosaurus was a small, fast, plant-eating ornithopod dinosaur from the Late Jurassic period, known for its long legs and lightweight build.
-
B.
Campylorhynchus brunneicapillus
Campylorhynchus brunneicapillus is a large, boldly spotted wren native to arid regions of the southwestern United States and Mexico, known for nesting in cacti such as cholla and saguaro.
-
C.
Triceratops
Triceratops is a large, herbivorous, three-horned dinosaur from the Late Cretaceous period, recognizable by its massive bony frill and distinctive facial horns.
-
D.
Carnotaurus
Carnotaurus is a large, carnivorous theropod dinosaur known for its distinctive bull-like horns, lightly built body, and extremely reduced forelimbs.
-
E.
Iguanodon
Iguanodon was a large, herbivorous ornithopod dinosaur from the Early Cretaceous, best known for its beak-like mouth and distinctive thumb spikes likely used for defense.
- F. None of above. chosen
Statements (49)
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: Edmontosaurus annectens Description of subject: Edmontosaurus annectens is a large, late Cretaceous duck-billed hadrosaurid dinosaur known for its broad, flat snout and abundant fossil remains in western North America.
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Edmontosaurus
this entity surface form:
Edmontosaurus
this entity surface form:
Edmontosaurus
this entity surface form:
Edmontosaurus