Triple

T1225492
Position Surface form Disambiguated ID Type / Status
Subject 15th Street station E26317 entity
Predicate nearbyLandmark P350 FINISHED
Object Philadelphia City Hall E20463 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 City Hall | Statement: [15th Street station, nearbyLandmark, Philadelphia City Hall]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Philadelphia City Hall
Context triple: [15th Street station, nearbyLandmark, Philadelphia City Hall]
  • A. Philadelphia City Hall chosen
    Philadelphia City Hall is a monumental 19th-century French Second Empire–style government building topped by a statue of William Penn and serving as the seat of government for the city of Philadelphia.
  • B. New York City Hall
    New York City Hall is the historic municipal building in Lower Manhattan that houses the offices of the Mayor and the New York City Council.
  • C. Boston City Hall
    Boston City Hall is a prominent example of Brutalist civic architecture in downtown Boston that houses the city’s municipal government offices and council chambers.
  • D. 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.
  • E. City Hall
    City Hall is the distinctive glass building on the south bank of the River Thames that served as the headquarters of the Greater London Authority and the office of the Mayor of London.
  • 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_69a49484688c8190a1bf285eb396a8b6 completed March 1, 2026, 7:33 p.m.
NER Named-entity recognition batch_69a4be39908481908cca21aaf0828415 completed March 1, 2026, 10:31 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac93bcdbbc8190a5eb1f4285faa8d4 completed March 7, 2026, 9:08 p.m.
Created at: March 1, 2026, 7:47 p.m.