Triple

T5481964
Position Surface form Disambiguated ID Type / Status
Subject Northeast Corridor electrified services E123485 entity
Predicate infrastructureOwner P347 FINISHED
Object Massachusetts Department of Transportation (Boston terminal area) E1203 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: Massachusetts Department of Transportation (Boston terminal area) | Statement: [Northeast Corridor electrified services, infrastructureOwner, Massachusetts Department of Transportation (Boston terminal area)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Massachusetts Department of Transportation (Boston terminal area)
Context triple: [Northeast Corridor electrified services, infrastructureOwner, Massachusetts Department of Transportation (Boston terminal area)]
  • A. Massachusetts Department of Transportation chosen
    The Massachusetts Department of Transportation is the state agency responsible for planning, building, and maintaining Massachusetts’ transportation infrastructure, including highways, public transit, and other mobility systems.
  • B. Massachusetts Turnpike Authority
    The Massachusetts Turnpike Authority was a former state agency that operated and maintained the Massachusetts Turnpike and related transportation facilities before its functions were absorbed into the Massachusetts Department of Transportation.
  • C. Massachusetts Port Authority
    The Massachusetts Port Authority is an independent public agency that owns and operates major transportation facilities in Massachusetts, including Boston’s Logan International Airport and key maritime and cargo terminals.
  • D. MassDOT Rail and Transit Division
    The MassDOT Rail and Transit Division is the branch of Massachusetts’ state transportation agency responsible for planning, funding, and overseeing passenger rail and public transit services across the Commonwealth.
  • E. MassDOT Office of Transportation Planning
    The MassDOT Office of Transportation Planning is a division of the Massachusetts Department of Transportation responsible for statewide transportation planning, policy development, and coordination across modes such as highways, transit, rail, and bicycle and pedestrian networks.
  • 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_69bd4648883481909e9775d43300c5fa completed March 20, 2026, 1:06 p.m.
NER Named-entity recognition batch_69bd924bac088190b7d08df91534b0bc completed March 20, 2026, 6:30 p.m.
NED1 Entity disambiguation (via context triple) batch_69bf48a2880c8190ad76cf8c3862aede completed March 22, 2026, 1:40 a.m.
Created at: March 20, 2026, 2:09 p.m.