Triple

T21545056
Position Surface form Disambiguated ID Type / Status
Subject VT Halter Marine E531600 entity
Predicate formedByMergerOf P77 FINISHED
Object VT Systems shipbuilding operations — NE NERFINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: VT Systems shipbuilding operations | Statement: [VT Halter Marine, formedByMergerOf, VT Systems shipbuilding operations]

Disambiguation candidates (2 decisions)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: VT Systems shipbuilding operations
Context triple: [VT Halter Marine, formedByMergerOf, VT Systems shipbuilding operations]
  • A. VT Shipbuilding
    VT Shipbuilding was a major British shipbuilding company that specialized in constructing naval and commercial vessels before becoming part of BAE Systems Naval Ships through merger.
  • B. Litton Ship Systems
    Litton Ship Systems was a major American naval shipbuilding division known for constructing and repairing vessels for the U.S. Navy and other maritime customers.
  • C. 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.
  • D. Universal Shipbuilding Corporation
    Universal Shipbuilding Corporation was a major Japanese shipbuilding company that later merged into what is now Japan Marine United.
  • E. MIL Davie Shipbuilding
    MIL Davie Shipbuilding is a Canadian shipyard known for constructing major naval vessels, including modern warships for the Royal Canadian Navy.
  • 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: VT Systems shipbuilding operations
Target entity description: VT Systems shipbuilding operations were the U.S.-based naval and commercial ship construction and repair activities of VT Systems that were later consolidated into VT Halter Marine.
  • A. VT Shipbuilding
    VT Shipbuilding was a major British shipbuilding company that specialized in constructing naval and commercial vessels before becoming part of BAE Systems Naval Ships through merger.
  • B. Litton Ship Systems
    Litton Ship Systems was a major American naval shipbuilding division known for constructing and repairing vessels for the U.S. Navy and other maritime customers.
  • C. 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.
  • D. Universal Shipbuilding Corporation
    Universal Shipbuilding Corporation was a major Japanese shipbuilding company that later merged into what is now Japan Marine United.
  • E. MIL Davie Shipbuilding
    MIL Davie Shipbuilding is a Canadian shipyard known for constructing major naval vessels, including modern warships for the Royal Canadian Navy.
  • F. None of above. chosen

Provenance (2 batches)

Stage Batch ID Job type Status
creating batch_69e0c45f17148190949c330ab9c27706 elicitation completed
NER batch_69eeb58e38808190888f3501cf4fff7c ner completed
Created at: April 16, 2026, 6:28 p.m.