Triple

T9491842
Position Surface form Disambiguated ID Type / Status
Subject Presidio Heights E228908 entity
Predicate transportServedBy P1298 FINISHED
Object San Francisco Municipal Railway bus lines E23810 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: San Francisco Municipal Railway bus lines | Statement: [Presidio Heights, transportServedBy, San Francisco Municipal Railway bus lines]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: San Francisco Municipal Railway bus lines
Context triple: [Presidio Heights, transportServedBy, San Francisco Municipal Railway bus lines]
  • A. Muni Metro lines
    Muni Metro lines are a network of light rail routes in San Francisco that provide rapid transit service across the city as part of the San Francisco Municipal Railway system.
  • B. Muni bus network
    The Muni bus network is San Francisco’s citywide public transit system of buses and trolleybuses that provides comprehensive surface transportation across the city.
  • C. SolanoExpress bus system
    The SolanoExpress bus system is a regional transit network providing intercity bus service connecting Solano County communities with major nearby destinations and transit hubs.
  • D. San Francisco Muni chosen
    San Francisco Muni is the primary public transportation system in San Francisco, operating the city’s network of buses, light rail, historic streetcars, and cable cars.
  • E. East Bay streetcar network
    The East Bay streetcar network was an early 20th-century electric streetcar system serving cities across California’s East Bay, forming a key part of the region’s urban transit before the rise of buses and automobiles.
  • 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_69ca847424f081908180305555139f7a completed March 30, 2026, 2:11 p.m.
NER Named-entity recognition batch_69cd80ca26bc819084add20027aea4a5 completed April 1, 2026, 8:32 p.m.
NED1 Entity disambiguation (via context triple) batch_69d12d27c0808190baf5ae04a1b915bb completed April 4, 2026, 3:24 p.m.
Created at: March 30, 2026, 7:56 p.m.