Triple

T12655161
Position Surface form Disambiguated ID Type / Status
Subject Transportation in Roanoke County, Virginia E302260 entity
Predicate hasAccessToRail P57688 FINISHED
Object Norfolk Southern Railway main line in Roanoke Valley E581822 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: Norfolk Southern Railway main line in Roanoke Valley | Statement: [Transportation in Roanoke County, Virginia, hasAccessToRail, Norfolk Southern Railway main line in Roanoke Valley]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Norfolk Southern Railway main line in Roanoke Valley
Context triple: [Transportation in Roanoke County, Virginia, hasAccessToRail, Norfolk Southern Railway main line in Roanoke Valley]
  • A. Norfolk Southern Railway main line chosen
    The Norfolk Southern Railway main line is a major freight and passenger rail corridor in the eastern United States operated by Norfolk Southern Railway.
  • B. Newport News–Richmond–Charlottesville–Clifton Forge main line
    The Newport News–Richmond–Charlottesville–Clifton Forge main line is a principal east–west rail corridor in Virginia that connects the Atlantic coast with the state’s interior and Appalachian regions.
  • 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. North Carolina Railroad corridor
    The North Carolina Railroad corridor is a historic rail line running across central North Carolina that has shaped the development and growth of numerous towns and cities along its route.
  • E. Virginia Central Railroad
    The Virginia Central Railroad was a 19th-century Virginia railway that played a key role in regional transportation and Civil War logistics before becoming a principal predecessor of the Chesapeake and Ohio Railway.
  • 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: hasAccessToRail
Context triple: [Transportation in Roanoke County, Virginia, hasAccessToRail, Norfolk Southern Railway main line in Roanoke Valley]
  • A. hasRail
    Indicates that something is equipped with, includes, or is connected to a rail or rail system.
  • B. railwayAccess chosen
    Indicates that an entity has direct access to, connection with, or service by a railway line or station.
  • C. hasRailMode
    Indicates that an entity is associated with or supports transportation via rail-based modes (such as trains, trams, or subways).
  • D. hasRailRoute
    Indicates that there exists a rail-based transportation route or connection between the related entities.
  • E. hasRailFacility
    Indicates that an entity possesses or is served by a rail-related facility, such as a railway station, terminal, or yard.
  • 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_69d7bded71a88190bb76e2413af9ea66 completed April 9, 2026, 2:55 p.m.
NER Named-entity recognition batch_69d9617b07ec8190b714f04ae6654060 completed April 10, 2026, 8:45 p.m.
NED1 Entity disambiguation (via context triple) batch_69f668832c7081909eb75429efba493e completed May 2, 2026, 9:11 p.m.
PD Predicate disambiguation batch_69d960b78ce8819091f15dd5013e6da5 completed April 10, 2026, 8:42 p.m.
Created at: April 9, 2026, 5:18 p.m.