Triple

T7213895
Position Surface form Disambiguated ID Type / Status
Subject Hockessin, Delaware E149478 entity
Predicate hasRailLine P848 FINISHED
Object 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.
 E651145 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: Wilmington and Western Railroad | Statement: [Hockessin, Delaware, hasRailLine, Wilmington and Western Railroad]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Wilmington and Western Railroad
Context triple: [Hockessin, Delaware, hasRailLine, Wilmington and Western Railroad]
  • 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. Philadelphia, Wilmington and Baltimore Railroad
    The Philadelphia, Wilmington and Baltimore Railroad was a 19th-century rail line that formed a key segment of the main corridor linking the northeastern United States, particularly connecting Philadelphia with points south.
  • C. North Carolina Railroad
    The North Carolina Railroad is a historic rail corridor running across the state of North Carolina that underpins much of its modern passenger and freight rail service.
  • D. Walkersville Southern Railroad
    Walkersville Southern Railroad is a heritage railway in Maryland that operates tourist and excursion trains over a restored former Pennsylvania Railroad line.
  • E. Cumberland Valley Railroad
    The Cumberland Valley Railroad was a historic American railroad that operated primarily in south-central Pennsylvania and northern Maryland, playing a key role in regional transportation during the 19th and early 20th centuries.
  • 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: Wilmington and Western Railroad
Triple: [Hockessin, Delaware, hasRailLine, Wilmington and Western Railroad]
Generated description
The Wilmington and Western Railroad is a historic heritage railway in northern Delaware that operates scenic tourist excursions through the Red Clay Creek valley.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Wilmington and Western Railroad
Target entity description: The Wilmington and Western Railroad is a historic heritage railway in northern Delaware that operates scenic tourist excursions through the Red Clay Creek valley.
  • 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. Philadelphia, Wilmington and Baltimore Railroad
    The Philadelphia, Wilmington and Baltimore Railroad was a 19th-century rail line that formed a key segment of the main corridor linking the northeastern United States, particularly connecting Philadelphia with points south.
  • C. North Carolina Railroad
    The North Carolina Railroad is a historic rail corridor running across the state of North Carolina that underpins much of its modern passenger and freight rail service.
  • D. Walkersville Southern Railroad
    Walkersville Southern Railroad is a heritage railway in Maryland that operates tourist and excursion trains over a restored former Pennsylvania Railroad line.
  • E. Cumberland Valley Railroad
    The Cumberland Valley Railroad was a historic American railroad that operated primarily in south-central Pennsylvania and northern Maryland, playing a key role in regional transportation during the 19th and early 20th centuries.
  • 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_69c687eca814819095abb52316b1af80 completed March 27, 2026, 1:36 p.m.
NER Named-entity recognition batch_69c6e98cbebc8190941e76259c988790 completed March 27, 2026, 8:33 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7cbf5edbc81908cb40a5253e98b68 completed March 28, 2026, 12:39 p.m.
NEDg Description generation batch_69c7cfcd492c8190b089f6db2cd9f028 completed March 28, 2026, 12:55 p.m.
NED2 Entity disambiguation (via description) batch_69c7d02981a48190a5a8f3ddda2f21e9 completed March 28, 2026, 12:57 p.m.
Created at: March 27, 2026, 2:53 p.m.