Triple
T639697
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Space Shuttle Challenger Memorial |
E16705
|
entity |
| Predicate | commemorates |
P501
|
FINISHED |
| Object | Space Shuttle Challenger crew |
E34336
|
NE FINISHED |
How this triple was built (2 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: Space Shuttle Challenger crew | Statement: [Space Shuttle Challenger Memorial, commemorates, Space Shuttle Challenger crew]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Space Shuttle Challenger crew Context triple: [Space Shuttle Challenger Memorial, commemorates, Space Shuttle Challenger crew]
-
A.
STS-51L
chosen
STS-51L was the ill-fated 1986 Space Shuttle Challenger mission that ended in disaster shortly after launch, leading to the deaths of its seven crew members and major reforms in NASA’s spaceflight program.
-
B.
Space Shuttle Columbia
Space Shuttle Columbia was NASA’s first operational space shuttle orbiter, notable for pioneering reusable spacecraft missions and tragically disintegrating during reentry on the STS-107 mission in 2003.
-
C.
STS-107
STS-107 was the final mission of Space Shuttle Columbia, tragically ending in 2003 when the orbiter disintegrated during reentry, killing all seven astronauts aboard.
-
D.
Space Shuttle Discovery
Space Shuttle Discovery is a retired NASA orbiter best known for launching the Hubble Space Telescope and conducting numerous key missions in the Space Shuttle program.
-
E.
Columbia disaster
The Columbia disaster was the 2003 Space Shuttle tragedy in which the orbiter Columbia broke apart during reentry, killing all seven astronauts aboard and leading to major changes in NASA’s human spaceflight program.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69a4936be1c88190af56540324b57da7 |
completed | March 1, 2026, 7:28 p.m. |
| NER | Named-entity recognition | batch_69a49f00260081909d1a679182e23d10 |
completed | March 1, 2026, 8:18 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a574076b30819090f086b42696bb35 |
completed | March 2, 2026, 11:27 a.m. |
Created at: March 1, 2026, 7:35 p.m.