Triple
T5550302
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Hitachi Rail |
E145509
|
entity |
| Predicate | parentOrganization |
P254
|
FINISHED |
| Object | Hitachi, Ltd. |
E232184
|
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: Hitachi, Ltd. | Statement: [Hitachi Rail, parentOrganization, Hitachi, Ltd.]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Hitachi, Ltd. Context triple: [Hitachi Rail, parentOrganization, Hitachi, Ltd.]
-
A.
Hitachi
chosen
Hitachi is a Japanese multinational conglomerate known for its wide range of businesses spanning information technology, infrastructure, industrial systems, and consumer electronics.
-
B.
Matsushita Electric Industrial Co.
Matsushita Electric Industrial Co., better known globally by its brand name Panasonic, is a major Japanese multinational electronics manufacturer and technology company.
-
C.
NEC Corporation
NEC Corporation is a Japanese multinational information technology and electronics company known for providing IT services, network solutions, and telecommunications equipment worldwide.
-
D.
Fujitsu Limited
Fujitsu Limited is a major Japanese multinational information and communications technology company known for its computing products, IT services, and solutions.
-
E.
Aichi Tokei Denki Seizo Kabushiki Kaisha
Aichi Tokei Denki Seizo Kabushiki Kaisha was a Japanese company known for producing aircraft and aviation instruments, particularly for the Imperial Japanese Navy before and during World War II.
- 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_69c008fb879c81909f5bfa56fadc1d46 |
completed | March 22, 2026, 3:21 p.m. |
| NER | Named-entity recognition | batch_69c01fe2aef481909944bc582c1f67a4 |
completed | March 22, 2026, 4:59 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c0283101dc8190a52ef2edbb523e78 |
completed | March 22, 2026, 5:34 p.m. |
Created at: March 22, 2026, 3:35 p.m.