Regulus
E572586
Regulus is the brightest star in the constellation Leo, a hot blue-white multiple star system located relatively close to Earth.
All labels observed (4)
How this entity was disambiguated
This entity first appeared as the object of triple T6174908 — 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: Regulus Context triple: [Leo, containsNotableStar, Regulus]
-
A.
Aldebaran
Aldebaran is a bright orange giant star in the constellation Taurus, known as one of the most prominent stars in the night sky.
-
B.
Sirius
Sirius is the brightest star in the night sky, a nearby binary star system in the constellation Canis Major that has featured prominently in astronomy, mythology, and literature.
-
C.
Arcturus
Arcturus is a bright, orange giant star in the constellation Boötes and one of the brightest stars visible from Earth, historically important in many cultures for navigation.
-
D.
Arneb
Arneb is a luminous white supergiant star in the constellation Lepus, notable for its high brightness and advanced evolutionary stage.
-
E.
Canopus
Canopus was an ancient Egyptian coastal city near modern-day Alexandria, known as a major religious center and sanctuary dedicated to the goddess Isis.
- 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: Regulus Target entity description: Regulus is the brightest star in the constellation Leo, a hot blue-white multiple star system located relatively close to Earth.
-
A.
Aldebaran
Aldebaran is a bright orange giant star in the constellation Taurus, known as one of the most prominent stars in the night sky.
-
B.
Sirius
Sirius is the brightest star in the night sky, a nearby binary star system in the constellation Canis Major that has featured prominently in astronomy, mythology, and literature.
-
C.
Arcturus
Arcturus is a bright, orange giant star in the constellation Boötes and one of the brightest stars visible from Earth, historically important in many cultures for navigation.
-
D.
Arneb
Arneb is a luminous white supergiant star in the constellation Lepus, notable for its high brightness and advanced evolutionary stage.
-
E.
Canopus
Canopus was an ancient Egyptian coastal city near modern-day Alexandria, known as a major religious center and sanctuary dedicated to the goddess Isis.
- F. None of above. chosen
Statements (45)
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: Regulus Description of subject: Regulus is the brightest star in the constellation Leo, a hot blue-white multiple star system located relatively close to Earth.
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.