Maskelyne
E563132
Maskelyne is a lunar impact crater located on the Moon's near side within the Mare Tranquillitatis region.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Maskelyne canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T6042814 — 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: Maskelyne Context triple: [Mare Tranquillitatis, containsCrater, Maskelyne]
-
A.
Nevil Maskelyne
Nevil Maskelyne was an 18th-century British astronomer best known for improving navigation at sea through his work on the Nautical Almanac and for conducting the famous Schiehallion experiment to measure Earth's density.
-
B.
Margaret Maskelyne
Margaret Maskelyne was the wife of British colonial figure Robert Clive and a member of a prominent 18th-century English family that included the Astronomer Royal Nevil Maskelyne.
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C.
William Marsden
William Marsden was a prominent 19th-century British surgeon and medical philanthropist who founded both the Royal Free Hospital and the Royal Marsden Hospital in London.
-
D.
Michell
Michell is a given name and surname that functions as a variant spelling of Mitchell.
-
E.
Hutton
Hutton is a surname most notably associated with American actor Timothy Hutton, known for his Academy Award–winning performance in "Ordinary People."
- 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: Maskelyne Target entity description: Maskelyne is a lunar impact crater located on the Moon's near side within the Mare Tranquillitatis region.
-
A.
Nevil Maskelyne
Nevil Maskelyne was an 18th-century British astronomer best known for improving navigation at sea through his work on the Nautical Almanac and for conducting the famous Schiehallion experiment to measure Earth's density.
-
B.
Margaret Maskelyne
Margaret Maskelyne was the wife of British colonial figure Robert Clive and a member of a prominent 18th-century English family that included the Astronomer Royal Nevil Maskelyne.
-
C.
William Marsden
William Marsden was a prominent 19th-century British surgeon and medical philanthropist who founded both the Royal Free Hospital and the Royal Marsden Hospital in London.
-
D.
Michell
Michell is a given name and surname that functions as a variant spelling of Mitchell.
-
E.
Hutton
Hutton is a surname most notably associated with American actor Timothy Hutton, known for his Academy Award–winning performance in "Ordinary People."
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
astronomical object
ⓘ
lunar impact crater ⓘ |
| belongsTo | near side lunar craters ⓘ |
| cataloguedIn | International Astronomical Union nomenclature NERFINISHED ⓘ |
| eponymNationality | British ⓘ |
| eponymOccupation | astronomer ⓘ |
| hasColongitude | 18 ⓘ |
| hasDiameter | 22 kilometers ⓘ |
| hasFloor | relatively level ⓘ |
| hasGeologicalContext | Mare basalt surroundings ⓘ |
| hasInnerWall | terraced ⓘ |
| hasRimCondition | sharp-edged ⓘ |
| hasSatelliteCrater |
Maskelyne A
NERFINISHED
ⓘ
Maskelyne B NERFINISHED ⓘ Maskelyne C NERFINISHED ⓘ Maskelyne D ⓘ Maskelyne E NERFINISHED ⓘ Maskelyne F NERFINISHED ⓘ Maskelyne G NERFINISHED ⓘ Maskelyne H NERFINISHED ⓘ Maskelyne K NERFINISHED ⓘ Maskelyne L NERFINISHED ⓘ Maskelyne M NERFINISHED ⓘ Maskelyne N NERFINISHED ⓘ Maskelyne P NERFINISHED ⓘ Maskelyne R NERFINISHED ⓘ Maskelyne S NERFINISHED ⓘ Maskelyne T NERFINISHED ⓘ Maskelyne U NERFINISHED ⓘ Maskelyne V NERFINISHED ⓘ |
| hasSelenographicRegion | Mare Tranquillitatis region NERFINISHED ⓘ |
| hasShape | roughly circular ⓘ |
| locatedEastOf | central Mare Tranquillitatis ⓘ |
| locatedIn | Mare Tranquillitatis NERFINISHED ⓘ |
| locatedNorthOf | crater Censorinus NERFINISHED ⓘ |
| locatedOn | Moon NERFINISHED ⓘ |
| locatedOnSide | near side of the Moon ⓘ |
| locatedSouthOf | crater Arago NERFINISHED ⓘ |
| locatedWestOf | crater Gilbert ⓘ |
| namedAfter | Nevil Maskelyne NERFINISHED ⓘ |
| observedIn | Apollo 11 mission photographs ⓘ |
| surfaceType | impact feature ⓘ |
| visibleFrom | Earth NERFINISHED ⓘ |
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: Maskelyne Description of subject: Maskelyne is a lunar impact crater located on the Moon's near side within the Mare Tranquillitatis region.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.