Triple

T16052949
Position Surface form Disambiguated ID Type / Status
Subject Subway–Surface tunnel E389399 entity
Predicate isPartOf P10 FINISHED
Object Philadelphia public transportation network E1078079 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: Philadelphia public transportation network | Statement: [Subway–Surface tunnel, isPartOf, Philadelphia public transportation network]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Philadelphia public transportation network
Context triple: [Subway–Surface tunnel, isPartOf, Philadelphia public transportation network]
  • A. Philadelphia public transportation system chosen
    The Philadelphia public transportation system is a citywide network of buses, subways, trolleys, and regional rail services primarily operated by SEPTA that connects neighborhoods within Philadelphia and its surrounding suburbs.
  • B. Philadelphia subway system
    The Philadelphia subway system is the rapid transit network serving Philadelphia, Pennsylvania, primarily operated by SEPTA and consisting of multiple underground and elevated lines that connect the city and surrounding areas.
  • C. Chicago metropolitan transportation network
    The Chicago metropolitan transportation network is an extensive, multimodal system of roads, railways, buses, and airports that connects the city of Chicago with its surrounding suburbs and regional destinations.
  • D. Boston transportation network
    The Boston transportation network is an integrated system of subway, commuter rail, bus, and roadway infrastructure that connects neighborhoods within Boston and links the city to the greater New England region.
  • E. SEPTA rapid transit network
    The SEPTA rapid transit network is the system of high-capacity urban rail lines serving Philadelphia and some surrounding suburbs, operated by the Southeastern Pennsylvania Transportation Authority.
  • 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_69d86dae698881908327ef2d67706cb9 completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e1836365688190b182f29bbb66127e completed April 17, 2026, 12:48 a.m.
NED1 Entity disambiguation (via context triple) batch_69ffdbe2d87c8190ba7f16feb018e70c completed May 10, 2026, 1:14 a.m.
Created at: April 10, 2026, 4:56 a.m.