Triple

T16586577
Position Surface form Disambiguated ID Type / Status
Subject Natick Center station E402972 entity
Predicate formerName P65 FINISHED
Object Natick station E402972 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: Natick station | Statement: [Natick Center station, formerName, Natick station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Natick station
Context triple: [Natick Center station, formerName, Natick station]
  • A. West Natick station
    West Natick station is a commuter rail stop in Natick, Massachusetts, served by the MBTA's Framingham/Worcester Line and providing suburban access to the Boston metropolitan area.
  • B. Natick Center Commuter Rail Station chosen
    Natick Center Commuter Rail Station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop on the Framingham/Worcester Line serving the downtown area of Natick, Massachusetts.
  • C. Westborough station
    Westborough station is a Massachusetts Bay Transportation Authority commuter rail stop in Westborough, Massachusetts, serving riders on the Framingham/Worcester Line between Worcester and Boston.
  • D. Medford station
    Medford station is a Long Island Rail Road commuter rail stop located in Medford, New York, serving passengers on the Ronkonkoma Branch.
  • E. Readville station
    Readville station is a Massachusetts Bay Transportation Authority commuter rail stop serving the Readville neighborhood in Boston’s Hyde Park area.
  • 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_69d88387363c8190a97a0c942130de97 completed April 10, 2026, 4:58 a.m.
NER Named-entity recognition batch_69e3599cbc448190bc80eef4ad58eb41 completed April 18, 2026, 10:14 a.m.
NED1 Entity disambiguation (via context triple) batch_6a006ef4f17c819095b3c6f8644b687b completed May 10, 2026, 11:41 a.m.
Created at: April 10, 2026, 5:16 a.m.