Triple

T6410998
Position Surface form Disambiguated ID Type / Status
Subject Virginia terminals (Norfolk, Newport News, Roanoke, Richmond) E127703 entity
Predicate connectedCorridor P35459 FINISHED
Object Northeast Corridor (via Washington, D.C.) 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: Northeast Corridor (via Washington, D.C.) | Statement: [Virginia terminals (Norfolk, Newport News, Roanoke, Richmond), connectedCorridor, Northeast Corridor (via Washington, D.C.)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Northeast Corridor (via Washington, D.C.)
Context triple: [Virginia terminals (Norfolk, Newport News, Roanoke, Richmond), connectedCorridor, Northeast Corridor (via Washington, D.C.)]
  • 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. Southeast Corridor
    The Southeast Corridor is a key passenger rail route in the southeastern United States served by Amtrak’s Carolinian train.
  • C. Baltimore–Harrisburg corridor
    The Baltimore–Harrisburg corridor is a key Mid-Atlantic transportation and economic region linking Baltimore, Maryland with Harrisburg, Pennsylvania.
  • D. Philadelphia–Camden corridor
    The Philadelphia–Camden corridor is a major bi-state urban and transportation axis linking Philadelphia, Pennsylvania, with Camden, New Jersey, and surrounding communities.
  • E. Dulles Corridor
    Dulles Corridor is a major high-technology and business hub in Northern Virginia that stretches along the Dulles Toll Road and connects the Washington, D.C. suburbs to Washington Dulles International Airport.
  • 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: connectedCorridor
Context triple: [Virginia terminals (Norfolk, Newport News, Roanoke, Richmond), connectedCorridor, Northeast Corridor (via Washington, D.C.)]
  • A. hasCorridor
    Indicates that one entity includes, is connected by, or provides access through a corridor to another entity.
  • B. parallelCorridorFor
    Indicates that one corridor runs alongside and in the same general direction as another corridor, forming a parallel passage.
  • C. sharesCorridorWith chosen
    Indicates that two entities are located along or connected by the same corridor or passageway.
  • D. numberOfCorridors
    Indicates the total count of corridors associated with or contained within a given entity or structure.
  • E. corridorType
    Indicates the specific kind or classification of a corridor associated with an entity or location.
  • 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_69c0083723d88190b1e37b19df162c08 completed March 22, 2026, 3:18 p.m.
NER Named-entity recognition batch_69c068d0f2b88190af06c208d8c01d07 completed March 22, 2026, 10:10 p.m.
NED1 Entity disambiguation (via context triple) batch_69c638b7582481909640965acf261dff completed March 27, 2026, 7:58 a.m.
PD Predicate disambiguation batch_69c060f40ecc8190b1df17b96767675c completed March 22, 2026, 9:36 p.m.
Created at: March 22, 2026, 4:41 p.m.