Triple

T8523506
Position Surface form Disambiguated ID Type / Status
Subject Danbury Branch (Metro-North Railroad) E201752 entity
Predicate parentNetwork P2594 FINISHED
Object MTA Metro-North Railroad system E26106 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: MTA Metro-North Railroad system | Statement: [Danbury Branch (Metro-North Railroad), parentNetwork, MTA Metro-North Railroad system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: MTA Metro-North Railroad system
Context triple: [Danbury Branch (Metro-North Railroad), parentNetwork, MTA Metro-North Railroad system]
  • A. Metro-North Railroad chosen
    Metro-North Railroad is a major commuter rail service operating in the New York metropolitan area, primarily connecting New York City with its northern suburbs in New York State and Connecticut.
  • B. Metro-North Railroad Hudson Line
    The Metro-North Railroad Hudson Line is a major commuter rail route running along the east bank of the Hudson River, connecting New York City with communities throughout the Hudson Valley.
  • C. Metro-North Railroad Port Jervis Line
    The Metro-North Railroad Port Jervis Line is a commuter rail line in the New York metropolitan area that provides long-distance service between Port Jervis and Hoboken, New Jersey, with connections to New York City.
  • D. Long Island Rail Road
    Long Island Rail Road is a major commuter rail system serving Long Island and parts of New York City, known as one of the busiest and oldest railroads in the United States.
  • E. New York State rail system
    The New York State rail system is the statewide passenger and freight rail network that connects major cities and regions across New York, integrating services like the Empire Corridor with national and regional rail operators.
  • 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_69ca8321bb44819081b74df0b710276d completed March 30, 2026, 2:05 p.m.
NER Named-entity recognition batch_69cbe64362c88190b978a2544eec6e3e completed March 31, 2026, 3:20 p.m.
NED1 Entity disambiguation (via context triple) batch_69ce6d3fabb08190a3ad63f9153ad44c completed April 2, 2026, 1:21 p.m.
Created at: March 30, 2026, 6:16 p.m.