Ursa Major
E450568
Ursa Major is a prominent northern constellation best known for containing the Big Dipper asterism and serving as an important navigational reference in the night sky.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Ursa Major canonical | 9 |
| Big Dipper | 2 |
| Ursa Major constellation | 1 |
| asterism Big Dipper | 1 |
| constellation of Ursa Major | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4531640 — 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: Ursa Major Context triple: [M81 Group, locatedInConstellation, Ursa Major]
-
A.
Ursa Major family
The Ursa Major family is a group of constellations in the northern sky, organized around Ursa Major and sharing common mythological and positional associations.
-
B.
The Big Dipper
The Big Dipper was the famous nickname of NBA legend Wilt Chamberlain, highlighting his towering height and dominant presence on the basketball court.
-
C.
Big Dipper
Big Dipper is a classic wooden roller coaster located at Blackpool Pleasure Beach in England, known for its historic status and traditional out-and-back design.
-
D.
Big Dipper
Big Dipper is a family-friendly wooden roller coaster located at the Michigan’s Adventure amusement park in Muskegon, Michigan.
-
E.
Cygnus
Cygnus is a genus of large waterfowl commonly known as swans, recognized for their long necks, graceful appearance, and association with lakes and rivers across the Northern Hemisphere.
- 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: Ursa Major Target entity description: Ursa Major is a prominent northern constellation best known for containing the Big Dipper asterism and serving as an important navigational reference in the night sky.
-
A.
Ursa Major family
The Ursa Major family is a group of constellations in the northern sky, organized around Ursa Major and sharing common mythological and positional associations.
-
B.
The Big Dipper
The Big Dipper was the famous nickname of NBA legend Wilt Chamberlain, highlighting his towering height and dominant presence on the basketball court.
-
C.
Big Dipper
Big Dipper is a family-friendly wooden roller coaster located at the Michigan’s Adventure amusement park in Muskegon, Michigan.
-
D.
Big Dipper
Big Dipper is a classic wooden roller coaster located at Blackpool Pleasure Beach in England, known for its historic status and traditional out-and-back design.
-
E.
Cygnus
Cygnus is a genus of large waterfowl commonly known as swans, recognized for their long necks, graceful appearance, and association with lakes and rivers across the Northern Hemisphere.
- F. None of above. chosen
Statements (61)
| Predicate | Object |
|---|---|
| instanceOf |
constellation
ⓘ
northern constellation ⓘ |
| associatedWithMyth | nymph Callisto transformed into a bear ⓘ |
| belongsTo | modern 88 constellations ⓘ |
| borders |
Boötes
NERFINISHED
ⓘ
Camelopardalis NERFINISHED ⓘ Canes Venatici NERFINISHED ⓘ Coma Berenices NERFINISHED ⓘ Corona Borealis NERFINISHED ⓘ Draco NERFINISHED ⓘ Hercules NERFINISHED ⓘ Leo NERFINISHED ⓘ Leo Minor NERFINISHED ⓘ Lynx NERFINISHED ⓘ Ursa Minor NERFINISHED ⓘ |
| cataloguedIn | Ptolemy’s Almagest NERFINISHED ⓘ |
| contains |
Big Dipper
NERFINISHED
ⓘ
Great Wagon NERFINISHED ⓘ Plough ⓘ asterism Big Dipper NERFINISHED ⓘ asterism Great Wagon ⓘ asterism Plough ⓘ |
| containsBrightStar |
Alioth
NERFINISHED
ⓘ
Alkaid NERFINISHED ⓘ Dubhe NERFINISHED ⓘ Megrez NERFINISHED ⓘ Merak NERFINISHED ⓘ Mizar NERFINISHED ⓘ Phecda NERFINISHED ⓘ |
| containsGalaxy |
Messier 101
NERFINISHED
ⓘ
Messier 108 NERFINISHED ⓘ Messier 109 NERFINISHED ⓘ Messier 81 NERFINISHED ⓘ Messier 82 NERFINISHED ⓘ NGC 2841 NERFINISHED ⓘ NGC 3079 NERFINISHED ⓘ NGC 3184 NERFINISHED ⓘ NGC 3718 NERFINISHED ⓘ |
| containsMultipleStarSystem | Mizar–Alcor NERFINISHED ⓘ |
| hasAbbreviation | UMa NERFINISHED ⓘ |
| hasArea | 1280 square degrees ⓘ |
| hasCulturalSignificanceIn |
Chinese astronomy
ⓘ
Greek mythology NERFINISHED ⓘ Native American traditions ⓘ Roman mythology NERFINISHED ⓘ |
| hasDeclinationRange | approximately +30° to +73° ⓘ |
| hasGenitiveForm | Ursae Majoris NERFINISHED ⓘ |
| hasIAUConstellationCode | UMa NERFINISHED ⓘ |
| hasLatinateName | Ursa Major NERFINISHED ⓘ |
| hasMainStarsCount | 7 in Big Dipper asterism ⓘ |
| hasMeaningOfName | Great Bear NERFINISHED ⓘ |
| hasName | Ursa Major NERFINISHED ⓘ |
| hasQuadrant | NQ2 ⓘ |
| hasRightAscensionRange | approximately 8h to 16h ⓘ |
| isCircumpolarFor | mid-northern latitudes ⓘ |
| locatedIn | northern celestial hemisphere ⓘ |
| rankedByArea | 3rd largest constellation ⓘ |
| recognizedBy | International Astronomical Union NERFINISHED ⓘ |
| usedFor |
celestial navigation
ⓘ
finding Polaris ⓘ |
| visibleFrom | most of the northern hemisphere ⓘ |
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: Ursa Major Description of subject: Ursa Major is a prominent northern constellation best known for containing the Big Dipper asterism and serving as an important navigational reference in the night sky.
Referenced by (14)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Ursa Major
linked to: Ursa Major
linked to: Ursa Major
linked to: Ursa Major
linked to: Ursa Major