21 Tauri
E528143
21 Tauri, also known as Sterope I, is a relatively faint star in the Pleiades open star cluster in the constellation Taurus.
All labels observed (1)
| Label | Occurrences |
|---|---|
| 21 Tauri canonical | 5 |
How this entity was disambiguated
This entity first appeared as the object of triple T5541436 — 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: 21 Tauri Context triple: [Sterope I, hasAlternativeName, 21 Tauri]
-
A.
23 Tauri
23 Tauri is a star in the constellation Taurus, cataloged as part of the Pleiades star cluster.
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B.
Zeta Tucanae
Zeta Tucanae is a main-sequence F-type star located in the southern constellation Tucana, visible to the naked eye from dark-sky locations.
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C.
Rho Tucanae
Rho Tucanae is a star located in the southern constellation Tucana.
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D.
Zeta Sagittarii
Zeta Sagittarii is a bright multiple star system in the constellation Sagittarius, forming part of the asterism known as the Teapot.
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E.
Epsilon Scuti
Epsilon Scuti is a relatively faint star located in the small southern constellation Scutum.
- 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: 21 Tauri Target entity description: 21 Tauri, also known as Sterope I, is a relatively faint star in the Pleiades open star cluster in the constellation Taurus.
-
A.
23 Tauri
23 Tauri is a star in the constellation Taurus, cataloged as part of the Pleiades star cluster.
-
B.
Zeta Tucanae
Zeta Tucanae is a main-sequence F-type star located in the southern constellation Tucana, visible to the naked eye from dark-sky locations.
-
C.
Rho Tucanae
Rho Tucanae is a star located in the southern constellation Tucana.
-
D.
Zeta Sagittarii
Zeta Sagittarii is a bright multiple star system in the constellation Sagittarius, forming part of the asterism known as the Teapot.
-
E.
Epsilon Scuti
Epsilon Scuti is a relatively faint star located in the small southern constellation Scutum.
- F. None of above. chosen
Statements (46)
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: 21 Tauri Description of subject: 21 Tauri, also known as Sterope I, is a relatively faint star in the Pleiades open star cluster in the constellation Taurus.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.