Triple
T20822887
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Hyūga-class helicopter destroyer |
E512621
|
entity |
| Predicate | builder |
P3143
|
FINISHED |
| Object | IHI Marine United |
—
|
NE NERFINISHED |
How this triple was built (3 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: IHI Marine United | Statement: [Hyūga-class helicopter destroyer, builder, IHI Marine United]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: IHI Marine United Context triple: [Hyūga-class helicopter destroyer, builder, IHI Marine United]
-
A.
United Shipbuilding Corporation
United Shipbuilding Corporation is Russia’s largest state-owned shipbuilding holding company, overseeing numerous shipyards and design bureaus that construct naval and civilian vessels.
-
B.
Vigor Shipyards
Vigor Shipyards is a U.S.-based shipbuilding and repair company known for constructing ferries, military vessels, and commercial ships in the Pacific Northwest and Alaska.
-
C.
Marine Power & Equipment Company
Marine Power & Equipment Company was a shipbuilding firm known for constructing Washington State Ferries’ Issaquah-class vessels.
-
D.
Sasebo Heavy Industries
Sasebo Heavy Industries is a Japanese shipbuilding and heavy engineering company known for operating a major shipyard in Sasebo, Nagasaki Prefecture.
-
E.
Asano Shipbuilding Company
Asano Shipbuilding Company was a Japanese shipbuilding firm known for constructing early Imperial Japanese Navy vessels, including pioneering aircraft carriers.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: IHI Marine United Target entity description: IHI Marine United is a Japanese shipbuilding company known for constructing advanced naval vessels for the Japan Maritime Self-Defense Force.
-
A.
United Shipbuilding Corporation
United Shipbuilding Corporation is Russia’s largest state-owned shipbuilding holding company, overseeing numerous shipyards and design bureaus that construct naval and civilian vessels.
-
B.
Vigor Shipyards
Vigor Shipyards is a U.S.-based shipbuilding and repair company known for constructing ferries, military vessels, and commercial ships in the Pacific Northwest and Alaska.
-
C.
Marine Power & Equipment Company
Marine Power & Equipment Company was a shipbuilding firm known for constructing Washington State Ferries’ Issaquah-class vessels.
-
D.
Sasebo Heavy Industries
chosen
Sasebo Heavy Industries is a Japanese shipbuilding and heavy engineering company known for operating a major shipyard in Sasebo, Nagasaki Prefecture.
-
E.
Asano Shipbuilding Company
Asano Shipbuilding Company was a Japanese shipbuilding firm known for constructing early Imperial Japanese Navy vessels, including pioneering aircraft carriers.
- F. None of above.
Provenance (2 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_69e0b4ce39108190a6e8e5df4f1c8dc5 |
completed | April 16, 2026, 10:07 a.m. |
| NER | Named-entity recognition | batch_69e6c2fb49148190bdad1b51e7dac43a |
completed | April 21, 2026, 12:21 a.m. |
Created at: April 16, 2026, 12:41 p.m.