Triple

T13032336
Position Surface form Disambiguated ID Type / Status
Subject Wilmington and Weldon Railroad E326470 entity
Predicate connectsTo P845 FINISHED
Object Seaboard and Roanoke Railroad at Weldon
The Seaboard and Roanoke Railroad at Weldon was a key 19th-century rail junction in Weldon, North Carolina, that served as an important connection point in the regional rail network.
E1017114 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: Seaboard and Roanoke Railroad at Weldon | Statement: [Wilmington and Weldon Railroad, connectsTo, Seaboard and Roanoke Railroad at Weldon]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Seaboard and Roanoke Railroad at Weldon
Context triple: [Wilmington and Weldon Railroad, connectsTo, Seaboard and Roanoke Railroad at Weldon]
  • A. Wilmington and Weldon Railroad
    The Wilmington and Weldon Railroad was a 19th-century North Carolina rail line that became a key component of the later Atlantic Coast Line system and was once among the longest railroads in the world.
  • B. Petersburg and Weldon Railroad
    The Petersburg and Weldon Railroad was a key Confederate rail line in Virginia that served as a vital supply route to Petersburg and Richmond during the American Civil War.
  • C. Wilmington and Western Railroad
    The Wilmington and Western Railroad is a historic heritage railway in northern Delaware that operates scenic tourist excursions through the Red Clay Creek valley.
  • D. Richmond and Petersburg Railroad
    The Richmond and Petersburg Railroad was a 19th-century rail line in Virginia that played a key role in connecting Richmond to southern routes and later became part of larger systems like the Atlantic Coast Line Railroad.
  • E. Richmond and York River Railroad
    The Richmond and York River Railroad was a 19th-century rail line in Virginia that played a strategic role in the American Civil War, particularly in the Peninsula Campaign.
  • 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: Seaboard and Roanoke Railroad at Weldon
Triple: [Wilmington and Weldon Railroad, connectsTo, Seaboard and Roanoke Railroad at Weldon]
Generated description
The Seaboard and Roanoke Railroad at Weldon was a key 19th-century rail junction in Weldon, North Carolina, that served as an important connection point in the regional rail network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Seaboard and Roanoke Railroad at Weldon
Target entity description: The Seaboard and Roanoke Railroad at Weldon was a key 19th-century rail junction in Weldon, North Carolina, that served as an important connection point in the regional rail network.
  • A. Wilmington and Weldon Railroad
    The Wilmington and Weldon Railroad was a 19th-century North Carolina rail line that became a key component of the later Atlantic Coast Line system and was once among the longest railroads in the world.
  • B. Petersburg and Weldon Railroad
    The Petersburg and Weldon Railroad was a key Confederate rail line in Virginia that served as a vital supply route to Petersburg and Richmond during the American Civil War.
  • C. Wilmington and Western Railroad
    The Wilmington and Western Railroad is a historic heritage railway in northern Delaware that operates scenic tourist excursions through the Red Clay Creek valley.
  • D. Richmond and Petersburg Railroad
    The Richmond and Petersburg Railroad was a 19th-century rail line in Virginia that played a key role in connecting Richmond to southern routes and later became part of larger systems like the Atlantic Coast Line Railroad.
  • E. Richmond and York River Railroad
    The Richmond and York River Railroad was a 19th-century rail line in Virginia that played a strategic role in the American Civil War, particularly in the Peninsula Campaign.
  • F. None of above. chosen

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_69d8076cc45c81908123123f43e69266 completed April 9, 2026, 8:09 p.m.
NER Named-entity recognition batch_69d97efe72348190b52fb4068f5fb829 completed April 10, 2026, 10:51 p.m.
NED1 Entity disambiguation (via context triple) batch_69f6cbcd25108190a6c4a129cde81534 completed May 3, 2026, 4:15 a.m.
NEDg Description generation batch_69f6cd0d21e08190855dcbee000fc25d completed May 3, 2026, 4:20 a.m.
NED2 Entity disambiguation (via description) batch_69f6ce6b220c8190b1f49a9b2bfce692 completed May 3, 2026, 4:26 a.m.
Created at: April 9, 2026, 8:54 p.m.