Utahraptor
E514771
Utahraptor is a large, heavily built dromaeosaurid theropod dinosaur known for its formidable sickle-shaped toe claws and predatory lifestyle during the Early Cretaceous period in what is now North America.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Utahraptor canonical | 4 |
| Utahraptor ostrommaysorum | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5278193 — 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: Utahraptor Context triple: [Velociraptor, relatedTaxon, Utahraptor]
-
A.
Deinonychus
Deinonychus is a medium-sized, sickle-clawed dromaeosaurid theropod dinosaur known for its agility, predatory behavior, and role in reshaping scientific views on dinosaur activity and intelligence.
-
B.
Dakotaraptor steini
Dakotaraptor steini is a large, late Cretaceous dromaeosaurid theropod dinosaur known for its formidable sickle-shaped claws and discovery in North America.
-
C.
Velociraptor
Velociraptor is a small, fast, and intelligent theropod dinosaur popularly depicted as a cunning pack hunter in books and films like the Jurassic Park franchise.
-
D.
Dilophosaurus
Dilophosaurus is a crested theropod dinosaur from the Early Jurassic period, popularly depicted in the Jurassic Park franchise.
-
E.
Troodon
Troodon was a small, bird-like, highly intelligent theropod dinosaur known for its large eyes, grasping hands, and serrated teeth, which suggest an active, possibly omnivorous lifestyle.
- 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: Utahraptor Target entity description: Utahraptor is a large, heavily built dromaeosaurid theropod dinosaur known for its formidable sickle-shaped toe claws and predatory lifestyle during the Early Cretaceous period in what is now North America.
-
A.
Deinonychus
Deinonychus is a medium-sized, sickle-clawed dromaeosaurid theropod dinosaur known for its agility, predatory behavior, and role in reshaping scientific views on dinosaur activity and intelligence.
-
B.
Dakotaraptor steini
Dakotaraptor steini is a large, late Cretaceous dromaeosaurid theropod dinosaur known for its formidable sickle-shaped claws and discovery in North America.
-
C.
Velociraptor
Velociraptor is a small, fast, and intelligent theropod dinosaur popularly depicted as a cunning pack hunter in books and films like the Jurassic Park franchise.
-
D.
Dilophosaurus
Dilophosaurus is a crested theropod dinosaur from the Early Jurassic period, popularly depicted in the Jurassic Park franchise.
-
E.
Troodon
Troodon was a small, bird-like, highly intelligent theropod dinosaur known for its large eyes, grasping hands, and serrated teeth, which suggest an active, possibly omnivorous lifestyle.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf | dromaeosaurid dinosaur ⓘ |
| bodySize | large for a dromaeosaurid ⓘ |
| clade | Dinosauria ⓘ |
| class | Reptilia ⓘ |
| coexistedWith |
ankylosaur Gastonia
ⓘ
linked to:
Edmontonia
ornithopod dinosaurs ⓘ |
| countryOfDiscovery |
United States
ⓘ
linked to:
United States of America
|
| describedBy |
Donald Burge
ⓘ
James I. Kirkland ⓘ Robert Gaston ⓘ |
| diet | carnivorous ⓘ |
| discoveredIn | Utah ⓘ |
| ecologicalRole | predator ⓘ |
| estimatedLength | approximately 5–7 meters ⓘ |
| estimatedMass | approximately 500–1000 kilograms ⓘ |
| family | Dromaeosauridae ⓘ |
| fossilTypeLocality | Gastonia Quarry, Utah ⓘ |
| geologicalPeriod | Early Cretaceous ⓘ |
| hasAnatomicalFeature |
grasping forelimbs with claws
ⓘ
large sickle-shaped claw on second toe ⓘ robust hindlimbs ⓘ sharp serrated teeth ⓘ stiffened tail ⓘ |
| huntingAdaptation |
enlarged retractable toe claw
ⓘ
powerful grasping forelimbs ⓘ |
| kingdom | Animalia ⓘ |
| likelyBodyCovering | feathers or feather-like structures ⓘ |
| likelySocialBehavior | possible group hunting (hypothesized) ⓘ |
| livedIn |
Cedar Mountain Formation
ⓘ
North America ⓘ what is now Utah ⓘ |
| locomotion | bipedal ⓘ |
| namedAfter |
state of Utah
ⓘ
linked to:
Utah
|
| namedInHonorOf |
Chris Mays
ⓘ
John H. Ostrom ⓘ |
| order | Saurischia ⓘ |
| phylum | Chordata ⓘ |
| popularCulture | featured in documentaries about dinosaurs ⓘ |
| stateSymbolOf |
Utah (state dinosaur)
ⓘ
linked to:
Utah
|
| subfamily | Dromaeosaurinae ⓘ |
| suborder | Theropoda ⓘ |
| taxonRank | genus ⓘ |
| temporalRange | Barremian–Aptian ⓘ |
| typeSpecies |
Utahraptor ostrommaysorum
ⓘ
linked to:
Utahraptor
|
| yearDescribed | 1993 ⓘ |
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: Utahraptor Description of subject: Utahraptor is a large, heavily built dromaeosaurid theropod dinosaur known for its formidable sickle-shaped toe claws and predatory lifestyle during the Early Cretaceous period in what is now North America.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Utahraptor