Triple
T5960532
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Letters from Iwo Jima |
E132624
|
entity |
| Predicate | mainCharacter |
P1183
|
FINISHED |
| Object | Tadamichi Kuribayashi |
E23106
|
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: Tadamichi Kuribayashi | Statement: [Letters from Iwo Jima, mainCharacter, Tadamichi Kuribayashi]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tadamichi Kuribayashi Context triple: [Letters from Iwo Jima, mainCharacter, Tadamichi Kuribayashi]
-
A.
Tadamichi Kuribayashi
chosen
Tadamichi Kuribayashi was a Japanese general in World War II best known for his determined and innovative defense of Iwo Jima against U.S. forces.
-
B.
Yoshii Kuribayashi
Yoshii Kuribayashi was the wife of Japanese General Tadamichi Kuribayashi, the commander of Japanese forces during the Battle of Iwo Jima in World War II.
-
C.
Colonel Sadashichi Doi
Colonel Sadashichi Doi was an Imperial Japanese Army officer best known for leading Japanese forces during the 1942 campaign on Timor in World War II.
-
D.
Lieutenant General Rikichi Tsukada
Lieutenant General Rikichi Tsukada was an Imperial Japanese Army officer who commanded Japanese forces in the Philippines during the final stages of World War II, including the 1945 defense of Corregidor.
-
E.
Takeo Kurita
Takeo Kurita was a Japanese admiral in the Imperial Japanese Navy during World War II, best known for leading major surface forces in the Pacific, including at the Battle of Leyte Gulf.
- 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_69c0086c2364819091e9fe2f58fa2517 |
completed | March 22, 2026, 3:19 p.m. |
| NER | Named-entity recognition | batch_69c039fd6dd48190a6020bef38b1be82 |
completed | March 22, 2026, 6:50 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c11355c5e88190b316cf7f2f364eca |
completed | March 23, 2026, 10:17 a.m. |
Created at: March 22, 2026, 4:02 p.m.