Triple

T3559508
Position Surface form Disambiguated ID Type / Status
Subject CSX RF&P Subdivision E75300 entity
Predicate partOfCorridor P840 FINISHED
Object Northeast–Southeast rail corridor
The Northeast–Southeast rail corridor is a major U.S. freight and passenger rail route linking the Northeastern states with the Southeast along the East Coast.
E2775 NE FINISHED

How this triple was built (4 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–Southeast rail corridor | Statement: [CSX RF&P Subdivision, partOfCorridor, Northeast–Southeast rail corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Northeast–Southeast rail corridor
Context triple: [CSX RF&P Subdivision, partOfCorridor, Northeast–Southeast rail corridor]
  • A. Peninsula rail corridor
    The Peninsula rail corridor is the major rail line running through California’s San Francisco Peninsula, carrying both commuter and intercity trains between San Francisco and the South Bay.
  • B. Northeast Corridor
    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.
  • C. Trans-Hudson rail network
    The Trans-Hudson rail network is a rapid transit system that connects New Jersey with Manhattan via tunnels under the Hudson River, primarily serving commuters traveling between the two states.
  • D. East Coast Line
    The East Coast Line is a major Swedish railway route running along the country’s eastern seaboard, connecting key cities and regions including Gävleborg County.
  • E. Atlanta–Columbus corridor
    The Atlanta–Columbus corridor is a major transportation and economic route in western Georgia that links the Atlanta metropolitan area with the city of Columbus and the communities in between.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Northeast–Southeast rail corridor
Triple: [CSX RF&P Subdivision, partOfCorridor, Northeast–Southeast rail corridor]
Generated description
The Northeast–Southeast rail corridor is a major U.S. freight and passenger rail route linking the Northeastern states with the Southeast along the East Coast.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Northeast–Southeast rail corridor
Target entity description: The Northeast–Southeast rail corridor is a major U.S. freight and passenger rail route linking the Northeastern states with the Southeast along the East Coast.
  • A. Peninsula rail corridor
    The Peninsula rail corridor is the major rail line running through California’s San Francisco Peninsula, carrying both commuter and intercity trains between San Francisco and the South Bay.
  • B. 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.
  • C. Trans-Hudson rail network
    The Trans-Hudson rail network is a rapid transit system that connects New Jersey with Manhattan via tunnels under the Hudson River, primarily serving commuters traveling between the two states.
  • D. East Coast Line
    The East Coast Line is a major Swedish railway route running along the country’s eastern seaboard, connecting key cities and regions including Gävleborg County.
  • E. Atlanta–Columbus corridor
    The Atlanta–Columbus corridor is a major transportation and economic route in western Georgia that links the Atlanta metropolitan area with the city of Columbus and the communities in between.
  • F. None of above.

Provenance (5 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_69ad85d45090819086f34fb85d850a1e completed March 8, 2026, 2:21 p.m.
NER Named-entity recognition batch_69adc089270c81908bc200c84fe1592e completed March 8, 2026, 6:31 p.m.
NED1 Entity disambiguation (via context triple) batch_69b3bb9de4bc8190ba5d111465e66cf8 completed March 13, 2026, 7:24 a.m.
NEDg Description generation batch_69b3bf85f4f881908bfd2dcfaa3537af completed March 13, 2026, 7:40 a.m.
NED2 Entity disambiguation (via description) batch_69b3fb35c3a08190b50c87923037ee07 completed March 13, 2026, 11:55 a.m.
Created at: March 8, 2026, 3:20 p.m.