Triple

T4878483
Position Surface form Disambiguated ID Type / Status
Subject Powell-Mason cable car line E109261 entity
Predicate cableCarSystem P59567 FINISHED
Object Powell Street cable car network E109261 NE FINISHED

How this triple was built (3 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 Street cable car network | Statement: [Powell-Mason cable car line, cableCarSystem, Powell Street cable car network]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Powell Street cable car network
Context triple: [Powell-Mason cable car line, cableCarSystem, Powell Street cable car network]
  • 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. Seattle Streetcar
    The Seattle Streetcar is a modern electric streetcar system providing urban transit service along key corridors in Seattle, Washington.
  • C. 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.
  • D. Muni F-Market & Wharves line
    The Muni F-Market & Wharves line is a historic streetcar route in San Francisco that runs along Market Street and the Embarcadero, connecting downtown with popular waterfront destinations.
  • 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.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: cableCarSystem
Context triple: [Powell-Mason cable car line, cableCarSystem, Powell Street cable car network]
  • A. cableCarSystemPurpose
    Indicates the intended function or primary use for which a cable car system is designed or operated.
  • B. cableCarSystemBuiltIn
    Indicates that a cable car system was constructed or established within a specific location or context.
  • C. hasCableCar
    Indicates that one entity possesses, operates, or is served by a cable car system connecting it to other locations or points.
  • D. cableCarOpened
    Indicates that a cable car system or line has begun operating or was officially opened for use.
  • E. cableCarOperator
    Indicates that one entity operates, manages, or runs a cable car service for another entity or location.
  • F. None of above. chosen

Provenance (5 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_69bd440e9d64819083e82cf33b4d9570 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd6dbd69d48190a8397d67af8f5fc8 completed March 20, 2026, 3:54 p.m.
NED1 Entity disambiguation (via context triple) batch_69be6fb8e8f081908cee75f80494dd7d completed March 21, 2026, 10:15 a.m.
PD Predicate disambiguation batch_69bd6c2be5e881909f6ec9c3bcde49f3 completed March 20, 2026, 3:47 p.m.
PDg Predicate description generation batch_69bd6d5976a081909090c0c263f6e9b7 completed March 20, 2026, 3:52 p.m.
Created at: March 20, 2026, 1:27 p.m.