Triple

T17734126
Position Surface form Disambiguated ID Type / Status
Subject Norwood, Massachusetts E442667 entity
Predicate hasRailStation P726 FINISHED
Object Norwood Central station NE NERFINISHED

How this triple was built (3 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: Norwood Central station | Statement: [Norwood, Massachusetts, hasRailStation, Norwood Central station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Norwood Central station
Context triple: [Norwood, Massachusetts, hasRailStation, Norwood Central station]
  • A. Holbrook/Randolph station
    Holbrook/Randolph station is an MBTA Commuter Rail stop on the Middleborough/Lakeville Line serving the towns of Holbrook and Randolph in Massachusetts.
  • B. Winchester Center station
    Winchester Center station is a commuter rail station in Winchester, Massachusetts, serving MBTA's Lowell Line north of Boston.
  • C. Homewood station
    Homewood station is a commuter rail and Amtrak train station serving the village of Homewood in the south suburbs of Chicago, Illinois.
  • D. White River Junction station
    White River Junction station is a historic railroad station in White River Junction, Vermont, that serves as a regional passenger rail hub.
  • E. Woodbury station
    Woodbury station was the original name of what is now known as Cold Spring Harbor station on the Long Island Rail Road.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Norwood Central station
Target entity description: Norwood Central station is a commuter rail station in Norwood, Massachusetts, serving MBTA's Franklin Line with connections to the Greater Boston area.
  • A. Holbrook/Randolph station
    Holbrook/Randolph station is an MBTA Commuter Rail stop on the Middleborough/Lakeville Line serving the towns of Holbrook and Randolph in Massachusetts.
  • B. Winchester Center station
    Winchester Center station is a commuter rail station in Winchester, Massachusetts, serving MBTA's Lowell Line north of Boston.
  • C. Homewood station
    Homewood station is a commuter rail and Amtrak train station serving the village of Homewood in the south suburbs of Chicago, Illinois.
  • D. White River Junction station
    White River Junction station is a historic railroad station in White River Junction, Vermont, that serves as a regional passenger rail hub.
  • E. Woodbury station
    Woodbury station was the original name of what is now known as Cold Spring Harbor station on the Long Island Rail Road.
  • F. None of above. chosen

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_69d8b9ed3a2081909b2ec0d4dd2f4c37 completed April 10, 2026, 8:50 a.m.
NER Named-entity recognition batch_69e478e98a00819089490be2aa36873d completed April 19, 2026, 6:40 a.m.
Created at: April 10, 2026, 10:08 a.m.