Triple

T21572848
Position Surface form Disambiguated ID Type / Status
Subject Harrisburg–Philadelphia–New York City E532325 entity
Predicate majorStation P1071 FINISHED
Object Lancaster station NE NERFINISHED

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: Lancaster station | Statement: [Harrisburg–Philadelphia–New York City, majorStation, Lancaster station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lancaster station
Context triple: [Harrisburg–Philadelphia–New York City, majorStation, Lancaster station]
  • A. Lancaster station
    Lancaster station is a commuter rail station in Lancaster, California, serving as the northern terminus of Metrolink’s Antelope Valley Line.
  • B. Lancaster Station chosen
    Lancaster Station is an Amtrak passenger rail station in Lancaster, Pennsylvania, serving intercity and regional trains along the Keystone Corridor.
  • C. Lancaster railway station
    Lancaster railway station is the main rail hub serving the city of Lancaster in Lancashire, England, on the West Coast Main Line.
  • D. Bradford Station
    Bradford Station was the original name of what is now known as Bradford Forster Square railway station in Bradford, West Yorkshire, England.
  • E. Chester station
    Chester station is a subway station on Line 2 Bloor–Danforth of the Toronto Transit Commission, serving Toronto’s Greektown area.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69e0c4618bec8190bcb0feb74568cbb1 completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69eee9ce230c81909e12bd59497e2237 completed April 27, 2026, 4:45 a.m.
Created at: April 16, 2026, 6:30 p.m.