Triple

T1997215
Position Surface form Disambiguated ID Type / Status
Subject Powell–Hyde cable car line E43385 entity
Predicate isParallelTo P1868 FINISHED
Object Powell–Mason cable car line E109261 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: Powell–Mason cable car line | Statement: [Powell–Hyde cable car line, isParallelTo, Powell–Mason cable car line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Powell–Mason cable car line
Context triple: [Powell–Hyde cable car line, isParallelTo, Powell–Mason cable car line]
  • A. Powell-Mason cable car line chosen
    The Powell-Mason cable car line is one of San Francisco’s historic cable car routes, carrying passengers between the bustling waterfront and the hilltop neighborhoods, including Nob Hill.
  • B. Powell–Hyde cable car line
    The Powell–Hyde cable car line is one of San Francisco’s historic cable car routes, running from Market Street over Nob Hill and Russian Hill to the city’s northern waterfront near Fisherman’s Wharf.
  • C. Powell & Market cable car turnaround
    Powell & Market cable car turnaround is a major San Francisco cable car terminus and popular tourist spot where the historic cars are manually turned around at the end of the line.
  • D. Seattle Streetcar
    The Seattle Streetcar is a modern electric streetcar system providing urban transit service along key corridors in Seattle, Washington.
  • E. Sutton Loop Line
    The Sutton Loop Line is a suburban railway route in South London forming a circular branch that connects Sutton with central London services.
  • 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_69a88714cf2c819081644be450b8356e completed March 4, 2026, 7:25 p.m.
NER Named-entity recognition batch_69abb8666b14819084374b84b65c6c74 completed March 7, 2026, 5:32 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae033e733c8190aa11e316e01dbd17 completed March 8, 2026, 11:16 p.m.
Created at: March 4, 2026, 7:37 p.m.