Triple

T3503081
Position Surface form Disambiguated ID Type / Status
Subject Muni Metro Market Street lines E74013 entity
Predicate instanceOf P0 FINISHED
Object urban rail transit corridor C5215 CONCEPT FINISHED

How this triple was built (1 step)

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.

CD Concept disambiguation gpt-5-mini-2025-08-07
Target class: urban rail transit corridor
Context triple: [Muni Metro Market Street lines, instanceOf, urban rail transit corridor]
  • A. urban rail loop line
    An urban rail loop line is a circular or near-circular transit route within a city that connects multiple districts and intersecting lines, allowing continuous, bidirectional travel without a terminal endpoint.
  • B. rail transit
    Rail transit is a public transportation system that moves passengers or freight along fixed steel tracks using trains, subways, trams, or light rail vehicles, typically in urban or intercity corridors.
  • C. rapid transit line
    A rapid transit line is a high-capacity, high-frequency urban rail route operating on an exclusive or mostly separated right-of-way to provide fast, reliable public transportation between key areas of a city or metropolitan region.
  • D. rapid transit line segment
    A rapid transit line segment is a contiguous portion of a rapid transit route between two defined points (such as stations, junctions, or terminals) that carries high-frequency, high-capacity passenger rail service.
  • E. light rail transit line chosen
    A light rail transit line is a fixed-route urban or suburban rail corridor using electrically powered, relatively low-capacity trains that operate on dedicated or semi-exclusive tracks to provide frequent, short- to medium-distance passenger service.
  • F. None of above.

Provenance (1 batch)

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_69ad85ce7a9c81909ddc5cf0cb67a6e3 completed March 8, 2026, 2:21 p.m.
Created at: March 8, 2026, 3:18 p.m.