Triple

T21572320
Position Surface form Disambiguated ID Type / Status
Subject APT-E E532313 entity
Predicate designation P38 FINISHED
Object Advanced Passenger Train – Experimental — NE NERFINISHED

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: Advanced Passenger Train – Experimental | Statement: [APT-E, designation, Advanced Passenger Train – Experimental]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Advanced Passenger Train – Experimental
Context triple: [APT-E, designation, Advanced Passenger Train – Experimental]
  • A. Advanced Passenger Train chosen
    The Advanced Passenger Train was a pioneering British high-speed tilting train developed by British Rail in the 1970s and 1980s to enable faster travel on existing curving tracks.
  • B. MARC Train
    MARC Train is a commuter rail service operating in Maryland and the surrounding region, connecting cities such as Washington, D.C., Baltimore, and Martinsburg.
  • C. Durbin Rocket excursion train
    The Durbin Rocket excursion train is a heritage tourist railroad in Durbin, West Virginia, offering scenic rides through the surrounding countryside in vintage railcars pulled by historic locomotives.
  • D. Amtrak Genesis
    Amtrak Genesis is a series of streamlined diesel-electric locomotives built by GE for Amtrak’s long-distance and intercity passenger trains across the United States.
  • E. Royal Blue passenger train
    The Royal Blue passenger train was a famed luxury streamliner that provided premier passenger service between New York City and Washington, D.C. for the Baltimore and Ohio Railroad.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

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_69e0c460db088190828c64206a450273 completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69eee9cd50188190b44eb25fb87312bb completed April 27, 2026, 4:45 a.m.
Created at: April 16, 2026, 6:30 p.m.