Triple

T54370
Position Surface form Disambiguated ID Type / Status
Subject SEPTA Market–Frankford Line E1071 entity
Predicate serves P98 FINISHED
Object Center City Philadelphia E171 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: Center City Philadelphia | Statement: [SEPTA Market–Frankford Line, serves, Center City Philadelphia]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Center City Philadelphia
Context triple: [SEPTA Market–Frankford Line, serves, Center City Philadelphia]
  • A. West Philadelphia
    West Philadelphia is a large, historically diverse section of Philadelphia known for its residential neighborhoods, cultural institutions, and major universities.
  • B. University City, Philadelphia
    University City, Philadelphia is a vibrant West Philadelphia neighborhood known for its concentration of major universities, research institutions, and cultural venues.
  • C. Philadelphia chosen
    Philadelphia is a major historic U.S. city in Pennsylvania known for its role in the American Revolution, iconic landmarks like Independence Hall and the Liberty Bell, and its rich cultural and academic institutions.
  • D. Fairmount Park
    Fairmount Park is a large historic urban park in Philadelphia known for its extensive green spaces, trails, and cultural institutions along the Schuylkill River.
  • E. Liberty Bell Center
    The Liberty Bell Center is a museum in Philadelphia that houses and interprets the historic Liberty Bell, a symbol of American independence and freedom.
  • 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_69a248adc5b48190aa8db9fb092fb28a completed Feb. 28, 2026, 1:45 a.m.
NER Named-entity recognition batch_69a24b06c5488190afb5429a7999e3f3 completed Feb. 28, 2026, 1:55 a.m.
NED1 Entity disambiguation (via context triple) batch_69a3695568dc8190866b84f839136eb8 completed Feb. 28, 2026, 10:16 p.m.
Created at: Feb. 28, 2026, 1:50 a.m.