Triple

T812270
Position Surface form Disambiguated ID Type / Status
Subject Martinsburg, West Virginia E17570 entity
Predicate hasHistoricSite P1098 FINISHED
Object Martinsburg Roundhouse
Martinsburg Roundhouse is a historic 19th-century railroad complex in Martinsburg, West Virginia, notable for its preserved roundhouse and role in early American railroading and the Great Railroad Strike of 1877.
 E17938 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: Martinsburg Roundhouse | Statement: [Martinsburg, West Virginia, hasHistoricSite, Martinsburg Roundhouse]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Martinsburg Roundhouse
Context triple: [Martinsburg, West Virginia, hasHistoricSite, Martinsburg Roundhouse]
  • A. Martinsburg station
    Martinsburg station is a historic passenger rail station in Martinsburg, West Virginia, serving MARC commuter trains and Amtrak services on the former Baltimore & Ohio Railroad line.
  • B. Harvey House Railroad Depot
    The Harvey House Railroad Depot is a historic train station and former Harvey House hotel in Barstow, California, now serving as a preserved landmark and cultural center.
  • C. Corry Station
    Corry Station is a U.S. Navy installation in Escambia County, Florida, primarily known as a training center for information warfare, cryptology, and related technical fields.
  • D. Harpers Ferry station
    Harpers Ferry station is a historic passenger rail station in Harpers Ferry, West Virginia, serving MARC commuter trains and Amtrak services along the former Baltimore & Ohio Railroad line.
  • E. Adirondack Scenic Railroad station
    Adirondack Scenic Railroad station is a heritage railway stop in Old Forge, New York, serving as a gateway for scenic train excursions through the Adirondack Mountains.
  • 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: Martinsburg Roundhouse
Triple: [Martinsburg, West Virginia, hasHistoricSite, Martinsburg Roundhouse]
Generated description
Martinsburg Roundhouse is a historic 19th-century railroad complex in Martinsburg, West Virginia, notable for its preserved roundhouse and role in early American railroading and the Great Railroad Strike of 1877.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Martinsburg Roundhouse
Target entity description: Martinsburg Roundhouse is a historic 19th-century railroad complex in Martinsburg, West Virginia, notable for its preserved roundhouse and role in early American railroading and the Great Railroad Strike of 1877.
  • A. Martinsburg station chosen
    Martinsburg station is a historic passenger rail station in Martinsburg, West Virginia, serving MARC commuter trains and Amtrak services on the former Baltimore & Ohio Railroad line.
  • B. Harvey House Railroad Depot
    The Harvey House Railroad Depot is a historic train station and former Harvey House hotel in Barstow, California, now serving as a preserved landmark and cultural center.
  • C. Corry Station
    Corry Station is a U.S. Navy installation in Escambia County, Florida, primarily known as a training center for information warfare, cryptology, and related technical fields.
  • D. Harpers Ferry station
    Harpers Ferry station is a historic passenger rail station in Harpers Ferry, West Virginia, serving MARC commuter trains and Amtrak services along the former Baltimore & Ohio Railroad line.
  • E. Adirondack Scenic Railroad station
    Adirondack Scenic Railroad station is a heritage railway stop in Old Forge, New York, serving as a gateway for scenic train excursions through the Adirondack Mountains.
  • 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_69a4937ae8a08190b5084a03d532b30e completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a4ab4c7418819085cb64c6bf5fa70c completed March 1, 2026, 9:10 p.m.
NED1 Entity disambiguation (via context triple) batch_69a76d8869888190a95857546dfae5b3 completed March 3, 2026, 11:23 p.m.
NEDg Description generation batch_69a78e436c048190b31b53fff1c48f1d completed March 4, 2026, 1:43 a.m.
NED2 Entity disambiguation (via description) batch_69a78eb80f6081908257889efaff6d33 completed March 4, 2026, 1:45 a.m.
Created at: March 1, 2026, 7:38 p.m.