Triple
T2825434
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Japanese battleship Nagato |
E54907
|
entity |
| Predicate | usedIn |
P98
|
FINISHED |
| Object | Operation Crossroads |
E9207
|
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: Operation Crossroads | Statement: [Japanese battleship Nagato, usedIn, Operation Crossroads]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Operation Crossroads Context triple: [Japanese battleship Nagato, usedIn, Operation Crossroads]
-
A.
Operation Crossroads
chosen
Operation Crossroads was a series of U.S. nuclear weapons tests conducted at Bikini Atoll in 1946 to study the effects of atomic bombs on warships and military equipment.
-
B.
Operation Castle
Operation Castle was a series of high-yield U.S. thermonuclear weapon tests conducted in the Pacific Proving Grounds during the early Cold War.
-
C.
Operation Hardtack I
Operation Hardtack I was a 1958 U.S. series of high-yield nuclear tests in the Pacific, notable for advancing thermonuclear weapons development during the Cold War.
-
D.
Operation Meetinghouse
Operation Meetinghouse was the devastating March 1945 U.S. firebombing raid on Tokyo, which became one of the most destructive air attacks in history.
-
E.
Castle Bravo
Castle Bravo was the United States’ first and most powerful dry-fuel thermonuclear (hydrogen) bomb test, conducted in 1954 and infamous for its unexpectedly massive yield and severe radioactive fallout.
- 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_69ab49e100c0819082a40cb797383243 |
completed | March 6, 2026, 9:40 p.m. |
| NER | Named-entity recognition | batch_69abde925e688190bb390d3182f8c4f0 |
completed | March 7, 2026, 8:15 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b01d6b1ebc8190ae54d560abb5e612 |
completed | March 10, 2026, 1:32 p.m. |
Created at: March 6, 2026, 9:59 p.m.