Triple
T18368967
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mitsubishi Heavy Industries |
E440128
|
entity |
| Predicate | hasSubsidiary |
P254
|
FINISHED |
| Object | Mitsubishi Hitachi Power Systems |
—
|
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: Mitsubishi Hitachi Power Systems | Statement: [Mitsubishi Heavy Industries, hasSubsidiary, Mitsubishi Hitachi Power Systems]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mitsubishi Hitachi Power Systems Context triple: [Mitsubishi Heavy Industries, hasSubsidiary, Mitsubishi Hitachi Power Systems]
-
A.
Hitachi Energy
Hitachi Energy is a global technology company specializing in power grids and energy solutions, formed as a joint venture between Hitachi and ABB to support the transition to sustainable energy systems.
-
B.
Mitsubishi Electric
Mitsubishi Electric is a global Japanese electronics and electrical equipment manufacturer known for producing advanced technologies ranging from factory automation systems and power equipment to large-scale display and video board solutions.
-
C.
GE Hitachi Nuclear Energy
GE Hitachi Nuclear Energy is a global nuclear technology company that designs and supplies nuclear reactors and related services for power generation.
-
D.
Hitachi
Hitachi is a Japanese multinational conglomerate known for its wide range of businesses spanning information technology, infrastructure, industrial systems, and consumer electronics.
-
E.
Babcock & Wilcox
Babcock & Wilcox is an American engineering company best known for designing and supplying boilers and nuclear power plant reactors.
- 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: Mitsubishi Hitachi Power Systems Target entity description: Mitsubishi Hitachi Power Systems is a global power plant and energy technology company known for designing and manufacturing gas turbines, steam turbines, and other advanced power generation systems.
-
A.
Hitachi Energy
Hitachi Energy is a global technology company specializing in power grids and energy solutions, formed as a joint venture between Hitachi and ABB to support the transition to sustainable energy systems.
-
B.
Mitsubishi Electric
Mitsubishi Electric is a global Japanese electronics and electrical equipment manufacturer known for producing advanced technologies ranging from factory automation systems and power equipment to large-scale display and video board solutions.
-
C.
GE Hitachi Nuclear Energy
GE Hitachi Nuclear Energy is a global nuclear technology company that designs and supplies nuclear reactors and related services for power generation.
-
D.
Hitachi
Hitachi is a Japanese multinational conglomerate known for its wide range of businesses spanning information technology, infrastructure, industrial systems, and consumer electronics.
-
E.
Babcock & Wilcox
Babcock & Wilcox is an American engineering company best known for designing and supplying boilers and nuclear power plant reactors.
- F. None of above. chosen
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_69d8b918221c8190a9f7b563d64ac677 |
completed | April 10, 2026, 8:47 a.m. |
| NER | Named-entity recognition | batch_69e51750d3dc8190b153046c1171ee2b |
completed | April 19, 2026, 5:56 p.m. |
Created at: April 10, 2026, 10:38 a.m.