Spinatum Zone
E727677
The Spinatum Zone is a biostratigraphic subdivision of the Early Jurassic, characterized by specific ammonite assemblages used to refine the dating and correlation of Pliensbachian-age rock layers.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Spinatum Zone canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8356737 — 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: Spinatum Zone Context triple: [Pliensbachian, contains, Spinatum Zone]
-
A.
Himmelbett zone
The Himmelbett zone was a radar-directed night air defense sector used by the German Luftwaffe in World War II to intercept Allied bombers.
-
B.
See-Gaster region
The See-Gaster region is an administrative district in the Swiss canton of St. Gallen, known for its mix of lakeside landscapes, rural communities, and small towns.
-
C.
Teroenza
Teroenza is a character in the Star Wars universe known for being one of the earlier owners of the iconic starship Millennium Falcon.
-
D.
Spalatum
Spalatum is the ancient name for the city of Split on the Adriatic coast of present-day Croatia, historically notable as the site of the Roman Emperor Diocletian’s palace.
-
E.
The Zone
The Zone was the lively amusement and entertainment district of the Panama–Pacific International Exposition, featuring rides, shows, and attractions for fairgoers.
- 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: Spinatum Zone Target entity description: The Spinatum Zone is a biostratigraphic subdivision of the Early Jurassic, characterized by specific ammonite assemblages used to refine the dating and correlation of Pliensbachian-age rock layers.
-
A.
Himmelbett zone
The Himmelbett zone was a radar-directed night air defense sector used by the German Luftwaffe in World War II to intercept Allied bombers.
-
B.
See-Gaster region
The See-Gaster region is an administrative district in the Swiss canton of St. Gallen, known for its mix of lakeside landscapes, rural communities, and small towns.
-
C.
Teroenza
Teroenza is a character in the Star Wars universe known for being one of the earlier owners of the iconic starship Millennium Falcon.
-
D.
Spalatum
Spalatum is the ancient name for the city of Split on the Adriatic coast of present-day Croatia, historically notable as the site of the Roman Emperor Diocletian’s palace.
-
E.
The Zone
The Zone was the lively amusement and entertainment district of the Panama–Pacific International Exposition, featuring rides, shows, and attractions for fairgoers.
- F. None of above. chosen
Statements (19)
| Predicate | Object |
|---|---|
| instanceOf | chronostratigraphic unit ⓘ |
| appliesTo | Pliensbachian-age rock layers ⓘ |
| belongsToEon | Phanerozoic Eon ⓘ |
| belongsToEpoch |
Early Jurassic Epoch
ⓘ
linked to:
Early Jurassic
|
| belongsToEra | Mesozoic Era ⓘ |
| belongsToPeriod | Jurassic Period ⓘ |
| characterizedBy | specific ammonite assemblages ⓘ |
| definedBy | ammonite biostratigraphy ⓘ |
| fieldOfStudy |
geology
ⓘ
paleontology ⓘ stratigraphy ⓘ |
| geologicTimeRank | zone ⓘ |
| partOf |
Early Jurassic
ⓘ
Pliensbachian ⓘ |
| subdivisionOf |
Pliensbachian Stage
ⓘ
linked to:
Pliensbachian
|
| temporalPosition | late Pliensbachian ⓘ |
| usedFor |
biostratigraphic correlation
ⓘ
refinement of geological dating ⓘ |
| usedIn | stratigraphic correlation of marine sedimentary rocks ⓘ |
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: Spinatum Zone Description of subject: The Spinatum Zone is a biostratigraphic subdivision of the Early Jurassic, characterized by specific ammonite assemblages used to refine the dating and correlation of Pliensbachian-age rock layers.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.