Triple

T7141400
Position Surface form Disambiguated ID Type / Status
Subject Red Line Northwest Extension corridor E166449 entity
Predicate instanceOf P0 FINISHED
Object MBTA Red Line extension project C21437 CONCEPT FINISHED

How this triple was built (1 step)

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.

CD Concept disambiguation gpt-5-mini-2025-08-07 
Target class: MBTA Red Line extension project
Context triple: [Red Line Northwest Extension corridor, instanceOf, MBTA Red Line extension project]
  • A. MBTA Silver Line station
    An MBTA Silver Line station is a designated stop or terminal along Boston’s Silver Line bus rapid transit routes, providing passenger access to boarding, alighting, and related transit services.
  • B. Long Island Rail Road project
    A Long Island Rail Road project is a coordinated initiative to plan, construct, upgrade, or maintain LIRR infrastructure, services, or operations to improve rail transportation for its riders and communities.
  • C. MBTA Commuter Rail station
    An MBTA Commuter Rail station is a designated passenger facility along the Massachusetts Bay Transportation Authority’s regional rail network where trains stop to allow riders to board, alight, and connect with other modes of transit.
  • D. New York City Subway infrastructure project
    A New York City Subway infrastructure project is a coordinated planning, construction, and modernization effort aimed at building, upgrading, or maintaining the physical and technological systems that support subway service across the city.
  • E. Blue Line station
    A Blue Line station is a designated stop or terminal along a transit system’s Blue Line where passengers can board, alight, and transfer between vehicles or services.
  • F. None of above. chosen

Provenance (1 batch)

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_69c6888579d481909e05a8d6b81bf733 completed March 27, 2026, 1:39 p.m.
Created at: March 27, 2026, 2:45 p.m.