Triple

T11833079
Position Surface form Disambiguated ID Type / Status
Subject MARC commuter rail E281442 entity
Predicate operator P179 FINISHED
Object Maryland Transit Administration E20363 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: Maryland Transit Administration | Statement: [MARC commuter rail, operator, Maryland Transit Administration]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Maryland Transit Administration
Context triple: [MARC commuter rail, operator, Maryland Transit Administration]
  • A. Maryland Transit Administration chosen
    The Maryland Transit Administration is the state agency responsible for operating and overseeing public transportation services in Maryland, including bus, rail, and commuter transit systems.
  • B. Maryland Transportation Authority
    The Maryland Transportation Authority is the state agency responsible for financing, operating, and maintaining Maryland’s toll roads, bridges, and tunnels.
  • C. Washington Metropolitan Area Transit Authority
    The Washington Metropolitan Area Transit Authority is the agency that manages public transportation services, including Metrorail and Metrobus, in the Washington, D.C. metropolitan region.
  • D. Capital Area Transit
    Capital Area Transit was the former name of Raleigh, North Carolina’s primary public bus system, now known as GoRaleigh.
  • E. Manchester Transit Authority
    Manchester Transit Authority is the primary public bus and paratransit service provider for the city of Manchester, New Hampshire and surrounding areas.
  • 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_69d6ab276f8c8190b1966a0ef11349ac completed April 8, 2026, 7:23 p.m.
NER Named-entity recognition batch_69d8a62c95988190a45dbaa7001c8846 completed April 10, 2026, 7:26 a.m.
NED1 Entity disambiguation (via context triple) batch_69f16753f4f88190940e53312aff4333 completed April 29, 2026, 2:05 a.m.
Created at: April 8, 2026, 9:43 p.m.