Triple

T21915
Position Surface form Disambiguated ID Type / Status
Subject Pennsylvania Railroad Company E435 entity
Predicate electrificationProject P392 FINISHED
Object New York–Washington main line electrification E2775 NE FINISHED

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: New York–Washington main line electrification | Statement: [Pennsylvania Railroad Company, electrificationProject, New York–Washington main line electrification]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: New York–Washington main line electrification
Context triple: [Pennsylvania Railroad Company, electrificationProject, New York–Washington main line electrification]
  • A. Northeast Corridor chosen
    The Northeast Corridor is the busiest passenger rail line in the United States, running primarily Amtrak and commuter trains along the urbanized spine of the East Coast between major cities such as Washington, D.C., Philadelphia, New York City, and Boston.
  • B. New York City Subway
    The New York City Subway is one of the world’s largest and busiest rapid transit systems, serving the five boroughs of New York City with extensive 24/7 underground and elevated rail service.
  • C. Washington Metro
    Washington Metro is the rapid transit system serving the Washington, D.C. metropolitan area, known for its extensive rail network connecting the city with its suburbs in Maryland and Virginia.
  • D. Virginia Railway Express
    Virginia Railway Express is a commuter rail service that connects Northern Virginia suburbs with Washington, D.C., primarily serving daily work commuters.
  • E. Metropolitan Transportation Authority
    The Metropolitan Transportation Authority is the public agency responsible for operating and overseeing much of the mass transit and commuter rail systems in the New York City metropolitan area.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: electrificationProject
Context triple: [Pennsylvania Railroad Company, electrificationProject, New York–Washington main line electrification]
  • A. electrification chosen
    Indicates the process or state of providing electrical power or converting something to operate using electricity.
  • B. usesElectricityStandard
    Indicates that one entity operates according to, or is compatible with, the electricity supply standard defined or used by another entity.
  • C. plannedFacility
    Indicates that a facility is intended or scheduled to be built, established, or implemented in the future but does not yet exist or operate.
  • D. adjacentToInfrastructure
    Indicates that one entity is located directly next to or in immediate proximity to a piece of infrastructure.
  • E. elects
    Indicates that one entity selects or chooses another entity for a position, role, or office, typically through a formal voting process.
  • F. None of above.

Provenance (4 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_69a243b4ac2c8190b93c303df797b7b2 completed Feb. 28, 2026, 1:24 a.m.
NER Named-entity recognition batch_69a246e94ca881908f7a7d2c0b293033 completed Feb. 28, 2026, 1:37 a.m.
NED1 Entity disambiguation (via context triple) batch_69a2552d92ec8190a523fb8d05b98bb2 completed Feb. 28, 2026, 2:38 a.m.
PD Predicate disambiguation batch_69a24654724481909ba14b7f68d2a472 completed Feb. 28, 2026, 1:35 a.m.
Created at: Feb. 28, 2026, 1:34 a.m.