Triple

T22206721
Position Surface form Disambiguated ID Type / Status
Subject Middlesex Street E548828 entity
Predicate near P350 FINISHED
Object Malden Center 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: Malden Center station | Statement: [Middlesex Street, near, Malden Center station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Malden Center station
Context triple: [Middlesex Street, near, Malden Center station]
  • A. Malden Center station chosen
    Malden Center station is a major transit hub in Malden, Massachusetts, serving both MBTA Orange Line subway and commuter rail services.
  • B. Beverly Farms station
    Beverly Farms station is a commuter rail stop in the Beverly Farms neighborhood of Beverly, Massachusetts, served by the MBTA's Newburyport/Rockport Line.
  • C. Quincy Center station
    Quincy Center station is a major MBTA Red Line rapid transit and commuter rail hub located in downtown Quincy, Massachusetts.
  • D. Readville station
    Readville station is a Massachusetts Bay Transportation Authority commuter rail stop serving the Readville neighborhood in Boston’s Hyde Park area.
  • E. Rowayton station
    Rowayton station is a commuter rail stop on the Metro-North Railroad New Haven Line serving the Rowayton neighborhood of Norwalk, Connecticut.
  • 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_69e11e3f7e04819089806d81d5ac431e completed April 16, 2026, 5:37 p.m.
NER Named-entity recognition batch_69f12b2936a481909aa84c7983ed49ee completed April 28, 2026, 9:48 p.m.
Created at: April 16, 2026, 8:36 p.m.