Triple

T19232507
Position Surface form Disambiguated ID Type / Status
Subject Cameron Beach Yard E480904 entity
Predicate partOfNetwork P840 FINISHED
Object San Francisco Municipal Railway streetcar network — NE NERFINISHED

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 streetcar network | Statement: [Cameron Beach Yard, partOfNetwork, San Francisco Municipal Railway streetcar network]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: San Francisco Municipal Railway streetcar network
Context triple: [Cameron Beach Yard, partOfNetwork, San Francisco Municipal Railway streetcar network]
  • A. San Francisco trolleybus network
    The San Francisco trolleybus network is an electric public transit system of rubber-tired buses drawing power from overhead wires to serve routes throughout San Francisco.
  • B. 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.
  • C. 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.
  • D. San Francisco Muni historic streetcars
    San Francisco Muni historic streetcars are a fleet of restored vintage streetcars from around the world that operate as regular public transit along San Francisco’s F-Market & Wharves and E-Embarcadero lines.
  • E. San Francisco cable car system
    The San Francisco cable car system is a historic manually operated streetcar network and iconic symbol of the city, known for its steep routes and status as the world’s last permanently operational cable car system.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69d8e8ccb8f48190ad420098e74fb1db completed April 10, 2026, 12:10 p.m.
NER Named-entity recognition batch_69e5fa9fa7348190947129273d19c9a7 completed April 20, 2026, 10:06 a.m.
Created at: April 10, 2026, 1:25 p.m.