James B. Irwin
E291611
James B. Irwin was a NASA astronaut and Air Force colonel who became the eighth person to walk on the Moon during the Apollo 15 mission.
All labels observed (3)
| Label | Occurrences |
|---|---|
| James B. Irwin canonical | 14 |
| James Irwin | 4 |
| James B. Irwin – Apollo 15 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2238441 — 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: James B. Irwin Context triple: [Apollo 15, lunarModulePilot, James B. Irwin]
-
A.
Harrison H. Schmitt
Harrison H. Schmitt is a geologist and former NASA astronaut who became the first professional scientist to walk on the Moon during the Apollo 17 mission.
-
B.
Stuart A. Roosa
Stuart A. Roosa was a NASA astronaut and command module pilot on Apollo 14, known for orbiting the Moon while his crewmates explored the lunar surface.
-
C.
Eugene Cernan
Eugene Cernan was an American astronaut, naval aviator, and engineer best known as the commander of Apollo 17 and the last person to walk on the Moon.
-
D.
Fred Haise
Fred Haise is an American astronaut and test pilot best known as the lunar module pilot on the ill-fated Apollo 13 mission.
-
E.
Alfred M. Worden
Alfred M. Worden was an American astronaut and test pilot best known for serving as the command module pilot on NASA's Apollo 15 lunar mission.
- 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: James B. Irwin Target entity description: James B. Irwin was a NASA astronaut and Air Force colonel who became the eighth person to walk on the Moon during the Apollo 15 mission.
-
A.
Harrison H. Schmitt
Harrison H. Schmitt is a geologist and former NASA astronaut who became the first professional scientist to walk on the Moon during the Apollo 17 mission.
-
B.
Stuart A. Roosa
Stuart A. Roosa was a NASA astronaut and command module pilot on Apollo 14, known for orbiting the Moon while his crewmates explored the lunar surface.
-
C.
Eugene Cernan
Eugene Cernan was an American astronaut, naval aviator, and engineer best known as the commander of Apollo 17 and the last person to walk on the Moon.
-
D.
Fred Haise
Fred Haise is an American astronaut and test pilot best known as the lunar module pilot on the ill-fated Apollo 13 mission.
-
E.
Alfred M. Worden
Alfred M. Worden was an American astronaut and test pilot best known for serving as the command module pilot on NASA's Apollo 15 lunar mission.
- F. None of above. chosen
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
NASA astronaut
ⓘ
United States Air Force officer ⓘ human ⓘ military aviator ⓘ test pilot ⓘ |
| almaMater | United States Naval Academy ⓘ |
| awardReceived |
Air Force Distinguished Service Medal
ⓘ
Distinguished Flying Cross ⓘ NASA Distinguished Service Medal ⓘ Presidential Medal of Freedom (as member of Apollo 15 crew) ⓘ |
| causeOfDeath | myocardial infarction ⓘ |
| countryOfCitizenship | United States of America ⓘ |
| dateOfBirth | 1930-03-17 ⓘ |
| dateOfDeath | 1991-08-08 ⓘ |
| degreeEarned |
Bachelor of Science in Naval Science
ⓘ
Master of Science in Aeronautical Engineering ⓘ |
| educatedAt | University of Michigan ⓘ |
| employer | NASA ⓘ |
| familyName | Irwin ⓘ |
| fieldOfWork |
aeronautics
ⓘ
space exploration ⓘ |
| founded | High Flight Foundation ⓘ |
| givenName | James ⓘ |
| laterOccupation | evangelist ⓘ |
| memberOf | NASA Astronaut Corps ⓘ |
| middleName | Benson ⓘ |
| militaryBranch | United States Air Force ⓘ |
| militaryRank | colonel ⓘ |
| missionRole | Lunar Module Pilot ⓘ |
| notableAchievement |
eighth person to walk on the Moon
ⓘ
first use of the Lunar Roving Vehicle on the Moon (as part of Apollo 15 crew) ⓘ |
| notableWork |
Apollo 15 lunar surface exploration
ⓘ
linked to:
Apollo 15
|
| numberOfChildren | 5 ⓘ |
| occupation |
aerospace engineer
ⓘ
astronaut ⓘ test pilot ⓘ |
| participantIn |
Apollo 15
ⓘ
Moon landing ⓘ exploration of the Moon ⓘ |
| placeOfBirth |
Pittsburgh, Pennsylvania, United States
ⓘ
linked to:
Pittsburgh, Pennsylvania
|
| placeOfDeath |
Glenwood Springs, Colorado, United States
ⓘ
linked to:
Glenwood Springs
|
| positionHeld | Lunar Module Pilot of Apollo 15 ⓘ |
| religion | Christianity ⓘ |
| residence |
Colorado Springs, Colorado, United States
ⓘ
linked to:
Colorado Springs, Colorado
|
| sexOrGender | male ⓘ |
| spaceMission |
Apollo 15
ⓘ
Apollo program ⓘ |
| spacewalk | Apollo 15 lunar extravehicular activities ⓘ |
| spouse | Mary Ellen Irwin ⓘ |
| timeInSpace | 295 hours 11 minutes ⓘ |
| timeOnTheMoon | 18 hours 35 minutes ⓘ |
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: James B. Irwin Description of subject: James B. Irwin was a NASA astronaut and Air Force colonel who became the eighth person to walk on the Moon during the Apollo 15 mission.
Referenced by (19)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
David R. Scott commanded Apollo 15
linked to: James B. Irwin
linked to: James B. Irwin
linked to: James B. Irwin
linked to: James B. Irwin
linked to: James B. Irwin