Triple

T8158655
Position Surface form Disambiguated ID Type / Status
Subject Norristown Transportation Center E190516 entity
Predicate connectsTo P845 FINISHED
Object Manayunk/Norristown Line regional rail corridor E29692 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: Manayunk/Norristown Line regional rail corridor | Statement: [Norristown Transportation Center, connectsTo, Manayunk/Norristown Line regional rail corridor]

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Manayunk/Norristown Line regional rail corridor
Context triple: [Norristown Transportation Center, connectsTo, Manayunk/Norristown Line regional rail corridor]
  • A. Manayunk/Norristown Line chosen
    The Manayunk/Norristown Line is a commuter rail route in the Philadelphia region that runs along the Schuylkill River, connecting Center City Philadelphia with Manayunk, Norristown, and surrounding suburbs.
  • B. Lansdale/Doylestown Line
    The Lansdale/Doylestown Line is a commuter rail service in the Philadelphia region that connects Center City with suburban communities in Montgomery and Bucks counties.
  • C. Norristown High Speed Line
    The Norristown High Speed Line is an interurban rapid transit route in the Philadelphia region that connects the city with its northwestern suburbs via a dedicated right-of-way.
  • D. Philadelphia to Harrisburg Main Line
    The Philadelphia to Harrisburg Main Line is an electrified passenger rail corridor in Pennsylvania connecting Philadelphia with the state capital of Harrisburg and forming a key segment of Amtrak and regional rail service.
  • E. Paoli/Thorndale Line
    The Paoli/Thorndale Line is a major commuter rail route in the Philadelphia region that runs west from Center City to Paoli and Thorndale, serving numerous suburban communities along the former Pennsylvania Railroad Main Line.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69ca82bfeb6481909d07b91b5cf69f59 elicitation completed
NER batch_69cb455213f08190a4327a2116c7381f ner completed
NED1 batch_69cde71b7688819096b2d30a37a8a00b ned_source_triple completed
Created at: March 30, 2026, 5:38 p.m.