Triple

T11026697
Position Surface form Disambiguated ID Type / Status
Subject MBTA Framingham/Worcester Line E260642 entity
Predicate usesRailroadCorridor P15040 FINISHED
Object former Boston and Albany Railroad main line LITERAL 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: former Boston and Albany Railroad main line | Statement: [MBTA Framingham/Worcester Line, usesRailroadCorridor, former Boston and Albany Railroad main line]
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: usesRailroadCorridor
Context triple: [MBTA Framingham/Worcester Line, usesRailroadCorridor, former Boston and Albany Railroad main line]
  • A. partOfRailwayCorridor
    Indicates that one entity is a segment, component, or area belonging to or contained within a specific railway corridor.
  • B. railCorridorType
    Indicates the specific classification or type of a rail corridor associated with the subject (e.g., mainline, branch line, high-speed, freight, etc.).
  • C. usesRailInfrastructureOf chosen
    Indicates that one entity operates on, accesses, or otherwise makes use of the rail infrastructure owned or managed by another entity.
  • D. hasMajorRailCorridor
    Indicates that a location or region is traversed by a primary, high-capacity railway route used for significant passenger or freight transport.
  • E. hasRailRoute
    Indicates that there exists a rail-based transportation route or connection between the related entities.
  • F. None of above.

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_69d6aa9687448190b28d353b1b6a610e completed April 8, 2026, 7:20 p.m.
NER Named-entity recognition batch_69d797d190f08190bcb5949ee24306f1 completed April 9, 2026, 12:13 p.m.
PD Predicate disambiguation batch_69d7440087ac8190aef2e6f6b13b2635 completed April 9, 2026, 6:15 a.m.
Created at: April 8, 2026, 9:25 p.m.