Purgatoire River dinosaur tracksite
E819295
The Purgatoire River dinosaur tracksite is a major paleontological site in southeastern Colorado known for its extensive Early Cretaceous dinosaur footprints preserved in riverbed rock.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Picketwire dinosaur tracksite | 1 |
| Purgatoire River dinosaur tracksite canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9766395 — 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: Purgatoire River dinosaur tracksite Context triple: [Purgatoire River, hasFeature, Purgatoire River dinosaur tracksite]
-
A.
Paluxy River dinosaur tracks
The Paluxy River dinosaur tracks are a famous series of well-preserved fossilized dinosaur footprints exposed in the riverbed near Glen Rose, Texas, that provide important evidence of dinosaur behavior and movement.
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B.
Cleveland-Lloyd Dinosaur Quarry
The Cleveland-Lloyd Dinosaur Quarry is a famous Jurassic fossil site in Utah known for its exceptionally dense concentration of dinosaur bones, particularly those of Allosaurus.
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C.
Fossil Park
Fossil Park is a public attraction in Sylvania, Ohio, known for its accessible fossil beds where visitors can search for and collect prehistoric marine fossils.
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D.
Dinosaur Caves Park
Dinosaur Caves Park is a coastal bluff-top park in Pismo Beach, California, known for its ocean views, walking paths, and unique rock formations.
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E.
Florissant Fossil Beds National Monument
Florissant Fossil Beds National Monument is a protected area in central Colorado renowned for its exceptionally well-preserved Eocene-era plant and insect fossils, including large petrified redwood stumps.
- 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: Purgatoire River dinosaur tracksite Target entity description: The Purgatoire River dinosaur tracksite is a major paleontological site in southeastern Colorado known for its extensive Early Cretaceous dinosaur footprints preserved in riverbed rock.
-
A.
Paluxy River dinosaur tracks
The Paluxy River dinosaur tracks are a famous series of well-preserved fossilized dinosaur footprints exposed in the riverbed near Glen Rose, Texas, that provide important evidence of dinosaur behavior and movement.
-
B.
Cleveland-Lloyd Dinosaur Quarry
The Cleveland-Lloyd Dinosaur Quarry is a famous Jurassic fossil site in Utah known for its exceptionally dense concentration of dinosaur bones, particularly those of Allosaurus.
-
C.
Fossil Park
Fossil Park is a public attraction in Sylvania, Ohio, known for its accessible fossil beds where visitors can search for and collect prehistoric marine fossils.
-
D.
Dinosaur Caves Park
Dinosaur Caves Park is a coastal bluff-top park in Pismo Beach, California, known for its ocean views, walking paths, and unique rock formations.
-
E.
Florissant Fossil Beds National Monument
Florissant Fossil Beds National Monument is a protected area in central Colorado renowned for its exceptionally well-preserved Eocene-era plant and insect fossils, including large petrified redwood stumps.
- F. None of above. chosen
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
dinosaur tracksite
ⓘ
fossil site ⓘ paleontological site ⓘ |
| approximateAgeInMillionsOfYears | 100–115 ⓘ |
| containsEvidenceOf |
different dinosaur size classes
ⓘ
herding behavior in sauropods ⓘ |
| country | United States of America ⓘ |
| displays |
multiple track-bearing layers
ⓘ
parallel sauropod trackways ⓘ |
| environmentAtTimeOfFormation | river floodplain ⓘ |
| fossilizationProcess | sediment infilling of footprints ⓘ |
| geologicalAge | Early Cretaceous ⓘ |
| geologicalFormation | Cretaceous sedimentary rocks ⓘ |
| hasFossilType | trace fossils ⓘ |
| locatedIn |
United States
ⓘ
linked to:
United States of America
southeastern Colorado ⓘ |
| locatedOn | Purgatoire River ⓘ |
| near | Comanche National Grassland ⓘ |
| notableFor | extensive dinosaur footprints ⓘ |
| partOf |
Purgatoire River valley
ⓘ
linked to:
Purgatoire River
|
| preservedIn | riverbed rock ⓘ |
| preserves |
dinosaur tracks
ⓘ
ornithopod tracks ⓘ sauropod tracks ⓘ theropod tracks ⓘ trackways ⓘ |
| region | Great Plains margin ⓘ |
| researchField |
ichnology
ⓘ
paleontology ⓘ |
| rockType |
mudstone
ⓘ
sandstone ⓘ |
| scientificImportance | high ⓘ |
| significance | one of the largest dinosaur tracksites in North America ⓘ |
| state | Colorado ⓘ |
| timePeriod | Mesozoic Era ⓘ |
| timeSubperiod |
Cretaceous Period
ⓘ
linked to:
Cretaceous
|
| tourismType | geotourism ⓘ |
| trackPreservationType |
impressions
ⓘ
natural casts ⓘ |
| usedFor |
reconstruction of Early Cretaceous ecosystems
ⓘ
study of dinosaur behavior ⓘ study of dinosaur locomotion ⓘ |
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: Purgatoire River dinosaur tracksite Description of subject: The Purgatoire River dinosaur tracksite is a major paleontological site in southeastern Colorado known for its extensive Early Cretaceous dinosaur footprints preserved in riverbed rock.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Purgatoire River dinosaur tracksite