Triple

T969782
Position Surface form Disambiguated ID Type / Status
Subject DE30AC locomotive E20919 entity
Predicate manufacturer P490 FINISHED
Object Electro-Motive Division E116848 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: Electro-Motive Division | Statement: [DE30AC locomotive, manufacturer, Electro-Motive Division]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Electro-Motive Division
Context triple: [DE30AC locomotive, manufacturer, Electro-Motive Division]
  • A. Electro-Motive Division chosen
    Electro-Motive Division was a major American manufacturer of diesel-electric locomotives that played a leading role in the transition from steam to diesel power on North American railroads.
  • B. Lima Locomotive Works
    Lima Locomotive Works was a prominent American manufacturer best known for producing innovative steam locomotives, including the powerful "Super Power" designs that significantly advanced railroad performance in the early 20th century.
  • C. Baldwin Locomotive Works
    Baldwin Locomotive Works was a major American manufacturer of steam, diesel, and electric locomotives that played a central role in the development of railroad transportation in the 19th and early 20th centuries.
  • D. American Locomotive Company
    The American Locomotive Company was a major U.S. manufacturer of steam and diesel locomotives and other heavy machinery in the late 19th and early 20th centuries.
  • E. Pittsburgh Locomotive and Car Works
    Pittsburgh Locomotive and Car Works was a prominent 19th-century American manufacturer of steam locomotives and railroad cars that later became part of the American Locomotive Company.
  • 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_69a493b33d2c81909c52c369d3ca8436 completed March 1, 2026, 7:29 p.m.
NER Named-entity recognition batch_69a4b4497d688190b59c3a195e377080 completed March 1, 2026, 9:48 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac2a11e4148190bb18849c52c2ed9a completed March 7, 2026, 1:37 p.m.
Created at: March 1, 2026, 7:40 p.m.