Triple

T8945497
Position Surface form Disambiguated ID Type / Status
Subject Willowbrook / Rosa Parks station E213210 entity
Predicate fareSystem P395 FINISHED
Object Los Angeles Metro TAP system E2263 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: Los Angeles Metro TAP system | Statement: [Willowbrook / Rosa Parks station, fareSystem, Los Angeles Metro TAP system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Los Angeles Metro TAP system
Context triple: [Willowbrook / Rosa Parks station, fareSystem, Los Angeles Metro TAP system]
  • A. Los Angeles Metro Rail
    Los Angeles Metro Rail is a rapid transit system serving Los Angeles County, California, consisting of multiple light rail and subway lines that connect key neighborhoods, business districts, and regional destinations.
  • B. Los Angeles County Metropolitan Transportation Authority chosen
    The Los Angeles County Metropolitan Transportation Authority is the primary public transit agency for Los Angeles County, operating and overseeing the region’s bus and rail systems.
  • C. FasTrak
    FasTrak is an electronic toll collection system used on bridges, roads, and express lanes throughout California.
  • D. Pasadena Transit
    Pasadena Transit is a local public bus service operating in and around Pasadena, California, providing fixed-route transportation within the city and connections to regional transit systems.
  • E. Santa Barbara Metropolitan Transit District
    The Santa Barbara Metropolitan Transit District is the primary public bus agency serving Santa Barbara and surrounding communities in California’s South Coast region.
  • 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_69ca839843408190a39069a029a89f15 completed March 30, 2026, 2:07 p.m.
NER Named-entity recognition batch_69cc66db998c8190999a7a686bbdda1f completed April 1, 2026, 12:29 a.m.
NED1 Entity disambiguation (via context triple) batch_69cfc1fcb44481908324220aeba1f4e2 completed April 3, 2026, 1:34 p.m.
Created at: March 30, 2026, 6:59 p.m.