Triple

T15785485
Position Surface form Disambiguated ID Type / Status
Subject Pacific Electric Santa Monica Air Line E382727 entity
Predicate rightOfWayReusedBy P61989 FINISHED
Object E Line (Los Angeles Metro) E337509 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: E Line (Los Angeles Metro) | Statement: [Pacific Electric Santa Monica Air Line, rightOfWayReusedBy, E Line (Los Angeles Metro)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: E Line (Los Angeles Metro)
Context triple: [Pacific Electric Santa Monica Air Line, rightOfWayReusedBy, E Line (Los Angeles Metro)]
  • A. E Line (Los Angeles Metro) chosen
    The E Line (Los Angeles Metro) is a light rail line in Los Angeles County that runs east–west, linking downtown Los Angeles with Santa Monica and several major Westside and Expo Corridor destinations.
  • B. G Line (Los Angeles Metro)
    The G Line (Los Angeles Metro) is a bus rapid transit route in Los Angeles’ San Fernando Valley that runs primarily along dedicated busways, providing high-frequency east–west service.
  • C. L Line (Los Angeles Metro)
    The L Line was a light rail route in the Los Angeles Metro Rail system that connected East Los Angeles and the San Gabriel Valley to downtown and northeast Los Angeles before being restructured into other lines.
  • D. A Line (Los Angeles Metro)
    A Line (Los Angeles Metro) is a light rail line in Los Angeles County that runs north–south and east–west, linking downtown Los Angeles with surrounding communities such as Long Beach, Azusa, and East Los Angeles.
  • E. K Line (Los Angeles Metro)
    The K Line is a light rail route in the Los Angeles Metro Rail system serving neighborhoods in South Los Angeles and connecting to major transit hubs.
  • 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: rightOfWayReusedBy
Context triple: [Pacific Electric Santa Monica Air Line, rightOfWayReusedBy, E Line (Los Angeles Metro)]
  • A. someRightOfWayUsedBy
    Indicates that a particular right of way is utilized or traversed by a specified user, route, or transport entity.
  • B. rightOfWayOrigin
    Indicates that one entity is the source or starting point from which a right-of-way (such as a legal passage or access route) originates.
  • C. operatesOnFormerRightOfWayOf chosen
    Indicates that an entity (such as a route, line, or facility) runs along or uses the previous right-of-way corridor that was once occupied by another transportation or infrastructure alignment.
  • D. rightOfWayConstraint
    Indicates a restriction or rule governing which entity has priority to proceed or pass before another in a shared space or path.
  • E. exclusiveRightOfWaySections
    Indicates that certain sections of a route or infrastructure are reserved for the exclusive use of a specific user or mode, prohibiting access or passage by others.
  • 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_69d86da16e188190b89af699f1ed0bfe completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e05401c4788190a31c180953433db9 completed April 16, 2026, 3:14 a.m.
NED1 Entity disambiguation (via context triple) batch_69ffcf0dd5ec8190b9a44d2ccbe90c52 completed May 10, 2026, 12:19 a.m.
PD Predicate disambiguation batch_69e00537bd1c81908d6e832792fd934f completed April 15, 2026, 9:37 p.m.
Created at: April 10, 2026, 4:48 a.m.