Rapetosaurus
E385920
Rapetosaurus is a large herbivorous sauropod dinosaur from Late Cretaceous Madagascar, known for its long neck, massive body, and status as one of the better-preserved titanosaurs.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Rapetosaurus canonical | 2 |
| Rapetosaurus krausei | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3524151 — 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: Rapetosaurus Context triple: [Titanosauria, notableMemberTaxon, Rapetosaurus]
-
A.
Daspletosaurus
Daspletosaurus was a large, carnivorous tyrannosaurid dinosaur from the Late Cretaceous of North America, known as a powerful apex predator with a massive skull and robust teeth.
-
B.
Dreadnoughtus schrani
Dreadnoughtus schrani is a gigantic titanosaurian sauropod dinosaur from Late Cretaceous Patagonia, notable for being one of the most completely known of the largest land animals that ever lived.
-
C.
Carnotaurus
Carnotaurus is a large, carnivorous theropod dinosaur known for its distinctive bull-like horns, lightly built body, and extremely reduced forelimbs.
-
D.
Saurophaganax maximus
Saurophaganax maximus is a large Late Jurassic theropod dinosaur, closely related to Allosaurus, known from fossil remains found in what is now Oklahoma.
-
E.
Alamosaurus
Alamosaurus is a large, long-necked sauropod dinosaur from Late Cretaceous North America, known as one of the last and largest dinosaurs to have lived there before the mass extinction.
- 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: Rapetosaurus Target entity description: Rapetosaurus is a large herbivorous sauropod dinosaur from Late Cretaceous Madagascar, known for its long neck, massive body, and status as one of the better-preserved titanosaurs.
-
A.
Daspletosaurus
Daspletosaurus was a large, carnivorous tyrannosaurid dinosaur from the Late Cretaceous of North America, known as a powerful apex predator with a massive skull and robust teeth.
-
B.
Dreadnoughtus schrani
Dreadnoughtus schrani is a gigantic titanosaurian sauropod dinosaur from Late Cretaceous Patagonia, notable for being one of the most completely known of the largest land animals that ever lived.
-
C.
Carnotaurus
Carnotaurus is a large, carnivorous theropod dinosaur known for its distinctive bull-like horns, lightly built body, and extremely reduced forelimbs.
-
D.
Saurophaganax maximus
Saurophaganax maximus is a large Late Jurassic theropod dinosaur, closely related to Allosaurus, known from fossil remains found in what is now Oklahoma.
-
E.
Alamosaurus
Alamosaurus is a large, long-necked sauropod dinosaur from Late Cretaceous North America, known as one of the last and largest dinosaurs to have lived there before the mass extinction.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
genus of dinosaur
ⓘ
herbivorous dinosaur ⓘ sauropod ⓘ species of dinosaur ⓘ titanosaur ⓘ |
| bodyPlan |
long neck
ⓘ
long tail ⓘ massive body ⓘ |
| clade | Titanosauria ⓘ |
| class | Reptilia ⓘ |
| continent | Africa ⓘ |
| describedBy |
Catherine A. Forster
ⓘ
Kristina Curry Rogers ⓘ Raymond R. Rogers ⓘ |
| diet | herbivorous ⓘ |
| environment | semi-arid floodplain ⓘ |
| estimatedLength | about 15 meters ⓘ |
| estimatedMass | several metric tons ⓘ |
| etymologyLanguage | Malagasy ⓘ |
| family | Titanosauridae ⓘ |
| feedingStrategy | high-browsing herbivore ⓘ |
| fossilCountry | Madagascar ⓘ |
| fossilSite | Maevarano Formation ⓘ |
| geologicalAge | Maastrichtian ⓘ |
| growthStudies | used to study sauropod growth and life history ⓘ |
| infraorder | Sauropoda ⓘ |
| kingdom | Animalia ⓘ |
| knownFrom |
partial adult remains
ⓘ
relatively complete juvenile skeleton ⓘ |
| lifestyle | terrestrial ⓘ |
| livedIn | Madagascar ⓘ |
| locomotion | quadrupedal ⓘ |
| namedAfter | Rapeto ⓘ |
| notableFor | one of the best-known titanosaurs from Madagascar ⓘ |
| notableSpecimen | juvenile holotype skeleton ⓘ |
| order | Saurischia ⓘ |
| phylum | Chordata ⓘ |
| preservationStatus | well-preserved titanosaur ⓘ |
| publishedIn | Nature ⓘ |
| reproduction | oviparous ⓘ |
| size | large sauropod ⓘ |
| suborder | Sauropodomorpha ⓘ |
| superorder | Dinosauria ⓘ |
| taxonRank | genus ⓘ |
| temporalRange | Late Cretaceous ⓘ |
| toothType | peg-like teeth ⓘ |
| typeSpecies |
Rapetosaurus
self-linksurface differs
ⓘ
surface form:
Rapetosaurus krausei
|
| yearDescribed | 2001 ⓘ |
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: Rapetosaurus Description of subject: Rapetosaurus is a large herbivorous sauropod dinosaur from Late Cretaceous Madagascar, known for its long neck, massive body, and status as one of the better-preserved titanosaurs.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Rapetosaurus krausei