Triple

T10296004
Position Surface form Disambiguated ID Type / Status
Subject 95th Street–Beverly Hills station E241488 entity
Predicate lineTerm P46766 FINISHED
Object Rock Island District line E149067 NE FINISHED

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: Rock Island District line | Statement: [95th Street–Beverly Hills station, lineTerm, Rock Island District line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Rock Island District line
Context triple: [95th Street–Beverly Hills station, lineTerm, Rock Island District line]
  • A. Rock Island District main line
    The Rock Island District main line is a primary Metra commuter rail route in the Chicago area, running between downtown Chicago and its southwestern suburbs.
  • B. Chicago–La Grange corridor
    The Chicago–La Grange corridor is a key suburban rail route west of Chicago that has long served as a major commuter link between the city and its western suburbs.
  • C. Chicago & North Western West Line
    The Chicago & North Western West Line was a historic commuter rail route in the Chicago area that later became part of Metra’s Union Pacific West Line.
  • D. Metra Rock Island District line chosen
    The Metra Rock Island District line is a commuter rail route in the Chicago metropolitan area that connects downtown Chicago with various southwest suburbs, including Tinley Park.
  • E. Rock Island District suburban commuter service
    Rock Island District suburban commuter service is a Metra-operated commuter rail line in the Chicago area that connects downtown Chicago with its southwestern suburbs.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: lineTerm
Context triple: [95th Street–Beverly Hills station, lineTerm, Rock Island District line]
  • A. lineTerminusFor chosen
    Indicates that one entity serves as an endpoint or terminus of a particular line or linear feature represented by another entity.
  • B. lineTerminusDirection
    Indicates the directional orientation or bearing at which a line segment or route terminates at its endpoint.
  • C. definesLineTerminator
    Indicates that one entity specifies what character or sequence of characters marks the end of a line for another entity.
  • D. terminal
    Indicates that one entity is the final or end point in a process, sequence, or structure, beyond which no further continuation occurs.
  • E. lineTerminatedBeyond
    Indicates that a line or linear feature ends at a point located beyond a specified reference boundary or limit.
  • F. None of above.

Provenance (4 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_69d381aaafc08190af475ef58dc16aba completed April 6, 2026, 9:49 a.m.
NER Named-entity recognition batch_69d4d2ea9b3c8190b11518b259d5825c completed April 7, 2026, 9:48 a.m.
NED1 Entity disambiguation (via context triple) batch_69d71d23f49081909aea149c6b219354 completed April 9, 2026, 3:29 a.m.
PD Predicate disambiguation batch_69d4d1f35e548190be3b4d92d65d2d20 completed April 7, 2026, 9:44 a.m.
Created at: April 6, 2026, 11:43 a.m.