Triple
T249375
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | NASA Space Shuttle program |
E5108
|
entity |
| Predicate | notableAccident |
P22
|
FINISHED |
| Object | Challenger disaster |
E6388
|
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: Challenger disaster | Statement: [NASA Space Shuttle program, notableAccident, Challenger disaster]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Challenger disaster Context triple: [NASA Space Shuttle program, notableAccident, Challenger disaster]
-
A.
Space Shuttle Challenger disaster
chosen
The Space Shuttle Challenger disaster was the 1986 launch failure in which NASA’s Space Shuttle Challenger broke apart shortly after liftoff, killing all seven crew members and prompting major reforms in the U.S. space program.
-
B.
Space Shuttle Columbia Memorial
The Space Shuttle Columbia Memorial is a monument honoring the astronauts who lost their lives in the 2003 Columbia disaster, located among other national memorials to fallen heroes.
-
C.
Rogers Commission investigation of the Space Shuttle Challenger disaster
The Rogers Commission investigation of the Space Shuttle Challenger disaster was a presidentially appointed inquiry that probed the technical and organizational causes of the 1986 shuttle explosion, famously exposing flaws in NASA’s decision-making and safety culture.
-
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.
Space Shuttle Challenger Memorial
The Space Shuttle Challenger Memorial is a monument honoring the seven astronauts who lost their lives in the 1986 Challenger disaster.
- 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_69a257c4bf688190a46ebbf411ab7473 |
completed | Feb. 28, 2026, 2:49 a.m. |
| NER | Named-entity recognition | batch_69a25d3728f0819086214ccc2db2305a |
completed | Feb. 28, 2026, 3:12 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a37956bf5c81908f05a660eae44b7b |
completed | Feb. 28, 2026, 11:25 p.m. |
Created at: Feb. 28, 2026, 2:54 a.m.