Triple

T11457004
Position Surface form Disambiguated ID Type / Status
Subject CSX Transportation Cumberland Subdivision E271553 entity
Predicate partOfCorridor P840 FINISHED
Object CSX east–west mainline through the Alleghenies E873982 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: CSX east–west mainline through the Alleghenies | Statement: [CSX Transportation Cumberland Subdivision, partOfCorridor, CSX east–west mainline through the Alleghenies]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: CSX east–west mainline through the Alleghenies
Context triple: [CSX Transportation Cumberland Subdivision, partOfCorridor, CSX east–west mainline through the Alleghenies]
  • A. CSX mainline system
    The CSX mainline system is a core network of high-capacity freight rail routes that forms the backbone of CSX Transportation’s rail operations across the eastern United States.
  • B. Norfolk Southern Railway main line
    The Norfolk Southern Railway main line is a major freight and passenger rail corridor in the eastern United States operated by Norfolk Southern Railway.
  • C. Southern Main Line
    The Southern Main Line is a major Swedish railway route that connects key cities in the southern part of the country and serves as an important corridor for both passenger and freight traffic.
  • D. CSX railroad line
    The CSX railroad line is a freight rail route operated by CSX Transportation that serves as a key corridor for moving goods through Columbiana, Alabama and the surrounding region.
  • E. CSX Chicago–Boston main line chosen
    The CSX Chicago–Boston main line is a major transcontinental freight rail corridor in the United States that connects Chicago, Illinois, with Boston, Massachusetts, forming a key part of CSX Transportation’s east–west network.
  • 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_69d6aadff8888190a13f253f0d460874 completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d81c71b1208190be1d5623d18e0222 completed April 9, 2026, 9:38 p.m.
NED1 Entity disambiguation (via context triple) batch_69e5d3e197c881909db2e4e59c61c3c3 completed April 20, 2026, 7:21 a.m.
Created at: April 8, 2026, 9:35 p.m.