Triple
T9837405
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Taurus–Littrow valley |
E239137
|
entity |
| Predicate | exploredByAstronaut |
P90249
|
FINISHED |
| Object | Eugene Cernan |
E175305
|
NE FINISHED |
How this triple was built (3 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Eugene Cernan | Statement: [Taurus–Littrow valley, exploredByAstronaut, Eugene Cernan]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Eugene Cernan Context triple: [Taurus–Littrow valley, exploredByAstronaut, Eugene Cernan]
-
A.
Eugene Cernan
chosen
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.
-
B.
Alan L. Bean
Alan L. Bean was a NASA astronaut, lunar module pilot on Apollo 12, and the fourth person to walk on the Moon, who later became known for his space-themed artwork.
-
C.
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.
-
D.
James B. Irwin
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.
-
E.
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.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: exploredByAstronaut Context triple: [Taurus–Littrow valley, exploredByAstronaut, Eugene Cernan]
-
A.
exploredBySpacecraft
Indicates that a celestial object or region has been visited, observed, or studied directly by a spacecraft.
-
B.
wasLandingSiteForAstronaut
Indicates that a particular location served as the landing site for an astronaut.
-
C.
numberLandedOnMoon
Indicates the count of distinct entities that have successfully landed on the Moon.
-
D.
hasFlownInSpace
Indicates that the subject has traveled beyond Earth's atmosphere into outer space.
-
E.
discoveredBySpacecraft
Indicates that something was first detected, observed, or found as a result of a spacecraft’s instruments or mission activities.
- F. None of above. chosen
Provenance (5 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69ca84e314108190978324a4bdb959f8 |
completed | March 30, 2026, 2:12 p.m. |
| NER | Named-entity recognition | batch_69cdb347ff4c81908c312548a25bae71 |
completed | April 2, 2026, 12:07 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d1d5ccb28c8190a580767a57474557 |
completed | April 5, 2026, 3:23 a.m. |
| PD | Predicate disambiguation | batch_69cd03e30bc08190816c0a6d29c21b0f |
completed | April 1, 2026, 11:39 a.m. |
| PDg | Predicate description generation | batch_69cd06abc9248190a506b64e9c516d03 |
completed | April 1, 2026, 11:51 a.m. |
Created at: March 30, 2026, 8:33 p.m.