Triple

T15562601
Position Surface form Disambiguated ID Type / Status
Subject Powell Street station E371034 entity
Predicate servesLine P839 FINISHED
Object Muni Metro T Third Street line E122988 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: Muni Metro T Third Street line | Statement: [Powell Street station, servesLine, Muni Metro T Third Street line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Muni Metro T Third Street line
Context triple: [Powell Street station, servesLine, Muni Metro T Third Street line]
  • A. Muni Metro T Third Street line chosen
    The Muni Metro T Third Street line is a light rail service in San Francisco that runs along the city’s eastern waterfront, connecting neighborhoods from Visitacion Valley and Bayview to downtown and beyond.
  • B. Muni Metro K Ingleside line
    The Muni Metro K Ingleside line is a light rail service in San Francisco that runs from downtown through the Twin Peaks Tunnel to the southwestern neighborhoods, including Ingleside.
  • C. Muni Metro N Judah line
    The Muni Metro N Judah line is a light rail line in San Francisco that runs from downtown through neighborhoods like the Inner Sunset to the Outer Sunset near Ocean Beach.
  • D. Muni Metro line L
    Muni Metro line L is a light rail service in San Francisco that runs between downtown and the southwestern neighborhoods, including the Castro District and the Sunset District.
  • E. Muni Metro line S
    Muni Metro line S is a San Francisco light rail service that connects the Castro District with other parts of the city as part of the Muni Metro network.
  • 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_69d85cc6cf40819091f4a5facee1ebe6 completed April 10, 2026, 2:13 a.m.
NER Named-entity recognition batch_69e04ddc66448190948280fb0c8d390c completed April 16, 2026, 2:47 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff875bb0808190a6a4e3b47b524689 completed May 9, 2026, 7:13 p.m.
Created at: April 10, 2026, 4:09 a.m.