Ritter
E563135
Ritter is a small lunar impact crater located on the western edge of Mare Tranquillitatis on the Moon.
All labels observed (3)
How this entity was disambiguated
This entity first appeared as the object of triple T6042817 — 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: Ritter Context triple: [Mare Tranquillitatis, containsCrater, Ritter]
-
A.
Ritter
Ritter is the surname of Thelma Ritter, the acclaimed American character actress known for her sharp-tongued, working-class roles in mid-20th-century Hollywood films.
-
B.
Hérold
Hérold is a French surname most notably associated with the 19th-century composer Ferdinand Hérold, known for his operas and ballet music.
-
C.
Manceau
Manceau is the French term used to refer to an inhabitant or native of the city of Le Mans.
-
D.
Sieg
The Sieg is a river in western Germany that flows through North Rhine-Westphalia and Rhineland-Palatinate before joining the Rhine.
-
E.
Saberhagen
Saberhagen is the surname of Bret Saberhagen, a former Major League Baseball pitcher best known for his standout seasons with the Kansas City Royals.
- 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: Ritter Target entity description: Ritter is a small lunar impact crater located on the western edge of Mare Tranquillitatis on the Moon.
-
A.
Ritter
Ritter is the surname of Thelma Ritter, the acclaimed American character actress known for her sharp-tongued, working-class roles in mid-20th-century Hollywood films.
-
B.
Hérold
Hérold is a French surname most notably associated with the 19th-century composer Ferdinand Hérold, known for his operas and ballet music.
-
C.
Manceau
Manceau is the French term used to refer to an inhabitant or native of the city of Le Mans.
-
D.
Sieg
The Sieg is a river in western Germany that flows through North Rhine-Westphalia and Rhineland-Palatinate before joining the Rhine.
-
E.
Saberhagen
Saberhagen is the surname of Bret Saberhagen, a former Major League Baseball pitcher best known for his standout seasons with the Kansas City Royals.
- F. None of above. chosen
Statements (39)
| Predicate | Object |
|---|---|
| instanceOf | lunar impact crater ⓘ |
| catalogCode | Lunar crater Ritter ⓘ |
| colongitude | 339 ⓘ |
| coordinateSystem | selenographic coordinates ⓘ |
| depth | ~1.6 km ⓘ |
| diameter | ~31 km ⓘ |
| eponym | Carl Ritter ⓘ |
| featureType | IAU feature type: Crater, craters ⓘ |
| hasAge | relatively young (Copernican or Eratosthenian age, uncertain) ⓘ |
| hasFeature | low central rise or small central peak ⓘ |
| hasFloor | partly flooded by mare lavas ⓘ |
| hasGeologicContext | formed in basaltic lava plains of Mare Tranquillitatis ⓘ |
| hasInterior | relatively flat floor ⓘ |
| hasMorphology | simple to transitional impact crater ⓘ |
| hasNeighbor | Sabine (lunar crater) ⓘ |
| hasRim |
sharp-edged rim
ⓘ
slightly polygonal outline ⓘ |
| hasSatelliteCrater |
Ritter A
ⓘ
Ritter B ⓘ
linked to:
Ritter
Ritter C ⓘ
linked to:
Ritter
Ritter D ⓘ |
| hasWall | inner walls with slumping terraces (subtle) ⓘ |
| hemisphere | near side of the Moon ⓘ |
| isPartOf | lunar nearside crater catalog ⓘ |
| liesNear |
Apollo 11 landing region in Mare Tranquillitatis
ⓘ
linked to:
Apollo 11 landing site
|
| liesOn | western margin of Mare Tranquillitatis ⓘ |
| liesWestOf | Sabine (lunar crater) ⓘ |
| locatedIn | Mare Tranquillitatis ⓘ |
| locatedOn |
Moon
ⓘ
western edge of Mare Tranquillitatis ⓘ |
| namingAuthority | International Astronomical Union ⓘ |
| observedBy |
Apollo missions
ⓘ
linked to:
Apollo program
Lunar Orbiter missions ⓘ
linked to:
Lunar Orbiter program
Lunar Reconnaissance Orbiter ⓘ |
| quadrangle | LTO-61B1 (Sabine) region ⓘ |
| shape | circular ⓘ |
| surfaceAlbedo | similar to surrounding mare ⓘ |
| surfaceType | basaltic mare surroundings ⓘ |
| visibleFrom | Earth with small telescopes ⓘ |
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: Ritter Description of subject: Ritter is a small lunar impact crater located on the western edge of Mare Tranquillitatis on the Moon.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Ritter
linked to: Ritter