Triple
T4474379
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Seiichi Itō |
E98569
|
entity |
| Predicate | diedOnBoard |
P37315
|
FINISHED |
| Object |
Japanese battleship Yamato
The Japanese battleship Yamato was one of the largest and most powerfully armed battleships ever built, serving in the Imperial Japanese Navy during World War II and famed for its massive 18.1-inch guns and dramatic sinking in 1945.
|
E64375
|
NE FINISHED |
How this triple was built (5 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: Japanese battleship Yamato | Statement: [Seiichi Itō, diedOnBoard, Japanese battleship Yamato]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Japanese battleship Yamato Context triple: [Seiichi Itō, diedOnBoard, Japanese battleship Yamato]
-
A.
Japanese battleship Musashi
The Japanese battleship Musashi was one of the Imperial Japanese Navy’s largest and most heavily armed warships of World War II, serving as a Yamato-class super-battleship before being sunk in 1944.
-
B.
Yamato-class battleship
The Yamato-class battleships were a pair of World War II Japanese capital ships, including the famed Yamato and Musashi, that were the heaviest and most powerfully armed battleships ever constructed.
-
C.
Japanese battleship Nagato
The Japanese battleship Nagato was a World War II-era capital ship of the Imperial Japanese Navy, famed as Admiral Isoroku Yamamoto’s flagship during the attack on Pearl Harbor and later used as a target in postwar nuclear tests.
-
D.
Japanese battleship Mikasa
The Japanese battleship Mikasa was a pre-dreadnought battleship that served as Admiral Tōgō Heihachirō’s flagship and played a pivotal role in Japan’s naval victories during the Russo-Japanese War.
-
E.
IJN battleship Yamashiro
IJN battleship Yamashiro was a Japanese Fuso-class dreadnought battleship that served in the Imperial Japanese Navy and was sunk during the Battle of Surigao Strait in World War II.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Japanese battleship Yamato Triple: [Seiichi Itō, diedOnBoard, Japanese battleship Yamato]
Generated description
The Japanese battleship Yamato was one of the largest and most powerfully armed battleships ever built, serving in the Imperial Japanese Navy during World War II and famed for its massive 18.1-inch guns and dramatic sinking in 1945.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Japanese battleship Yamato Target entity description: The Japanese battleship Yamato was one of the largest and most powerfully armed battleships ever built, serving in the Imperial Japanese Navy during World War II and famed for its massive 18.1-inch guns and dramatic sinking in 1945.
-
A.
Japanese battleship Musashi
The Japanese battleship Musashi was one of the Imperial Japanese Navy’s largest and most heavily armed warships of World War II, serving as a Yamato-class super-battleship before being sunk in 1944.
-
B.
Yamato-class battleship
chosen
The Yamato-class battleships were a pair of World War II Japanese capital ships, including the famed Yamato and Musashi, that were the heaviest and most powerfully armed battleships ever constructed.
-
C.
Japanese battleship Nagato
The Japanese battleship Nagato was a World War II-era capital ship of the Imperial Japanese Navy, famed as Admiral Isoroku Yamamoto’s flagship during the attack on Pearl Harbor and later used as a target in postwar nuclear tests.
-
D.
Japanese battleship Mikasa
The Japanese battleship Mikasa was a pre-dreadnought battleship that served as Admiral Tōgō Heihachirō’s flagship and played a pivotal role in Japan’s naval victories during the Russo-Japanese War.
-
E.
IJN battleship Yamashiro
IJN battleship Yamashiro was a Japanese Fuso-class dreadnought battleship that served in the Imperial Japanese Navy and was sunk during the Battle of Surigao Strait in World War II.
- F. None of above.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: diedOnBoard Context triple: [Seiichi Itō, diedOnBoard, Japanese battleship Yamato]
-
A.
diedOnShip
chosen
Indicates that an entity died while on board a ship.
-
B.
diedOnJourneyBetween
Indicates that an entity died while traveling between two specified locations or points in a journey.
-
C.
diedAs
Indicates that an entity ceased to live in a particular role, state, or identity.
-
D.
diedWhile
Indicates that one entity ceased to live during the occurrence or performance of another specified event or activity.
-
E.
fatalitiesOnboard
Indicates that the relationship specifies the number of people who died among those present on a particular vehicle or craft.
- F. None of above.
Provenance (6 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_69b3454b4ae481908967426dd37284d6 |
completed | March 12, 2026, 10:59 p.m. |
| NER | Named-entity recognition | batch_69b35728ed508190ba0e882fa62d8848 |
completed | March 13, 2026, 12:15 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bd56ada9508190ab5566490c527d3f |
completed | March 20, 2026, 2:16 p.m. |
| NEDg | Description generation | batch_69bd62f8acb48190943f3c53ee985a5d |
completed | March 20, 2026, 3:08 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69bd636693d48190a94b2f6d5a6576a1 |
completed | March 20, 2026, 3:10 p.m. |
| PD | Predicate disambiguation | batch_69b3563d63008190816e37027e761375 |
completed | March 13, 2026, 12:11 a.m. |
Created at: March 12, 2026, 11:35 p.m.