Triple

T646070
Position Surface form Disambiguated ID Type / Status
Subject Boston and Maine Railroad E11243 entity
Predicate connectedTo P37 FINISHED
Object Central Vermont Railway
Central Vermont Railway was a regional railroad that operated primarily in Vermont and surrounding New England areas, providing freight and passenger service and later becoming part of the Canadian National Railway system.
E87239 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: Central Vermont Railway | Statement: [Boston and Maine Railroad, connectedTo, Central Vermont Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Central Vermont Railway
Context triple: [Boston and Maine Railroad, connectedTo, Central Vermont Railway]
  • A. Fitchburg Railroad
    The Fitchburg Railroad was a historic New England rail line that operated across Massachusetts and into Vermont, later becoming part of the Boston and Maine Railroad system.
  • B. Concord Railroad
    Concord Railroad was a 19th-century New Hampshire railroad company that later became part of the Boston and Maine Railroad through consolidation.
  • C. Vermonter (train)
    The Vermonter is an Amtrak intercity passenger train that runs between Washington, D.C., and St. Albans, Vermont, serving major cities along the Northeast Corridor and through New England.
  • D. Maine Central Railroad
    Maine Central Railroad was a major New England railroad that operated extensive freight and passenger services across Maine and neighboring states from the 19th through the 20th century.
  • E. Eastern Railroad (of Massachusetts)
    Eastern Railroad (of Massachusetts) was a 19th-century New England railroad company that operated routes north of Boston and later became part of the Boston and Maine Railroad system.
  • 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: Central Vermont Railway
Triple: [Boston and Maine Railroad, connectedTo, Central Vermont Railway]
Generated description
Central Vermont Railway was a regional railroad that operated primarily in Vermont and surrounding New England areas, providing freight and passenger service and later becoming part of the Canadian National Railway system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Central Vermont Railway
Target entity description: Central Vermont Railway was a regional railroad that operated primarily in Vermont and surrounding New England areas, providing freight and passenger service and later becoming part of the Canadian National Railway system.
  • A. Fitchburg Railroad
    The Fitchburg Railroad was a historic New England rail line that operated across Massachusetts and into Vermont, later becoming part of the Boston and Maine Railroad system.
  • B. Concord Railroad
    Concord Railroad was a 19th-century New Hampshire railroad company that later became part of the Boston and Maine Railroad through consolidation.
  • C. Vermonter (train)
    The Vermonter is an Amtrak intercity passenger train that runs between Washington, D.C., and St. Albans, Vermont, serving major cities along the Northeast Corridor and through New England.
  • D. Maine Central Railroad
    Maine Central Railroad was a major New England railroad that operated extensive freight and passenger services across Maine and neighboring states from the 19th through the 20th century.
  • E. Eastern Railroad (of Massachusetts)
    Eastern Railroad (of Massachusetts) was a 19th-century New England railroad company that operated routes north of Boston and later became part of the Boston and Maine Railroad system.
  • 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_69a493266a2881909daf4c40f719dee8 completed March 1, 2026, 7:27 p.m.
NER Named-entity recognition batch_69a49f1b24b08190897d8aedb877bd83 completed March 1, 2026, 8:18 p.m.
NED1 Entity disambiguation (via context triple) batch_69a64a4d77e0819098cdd416136fd374 completed March 3, 2026, 2:41 a.m.
NEDg Description generation batch_69a64af942008190b1de8991f642f32c completed March 3, 2026, 2:44 a.m.
NED2 Entity disambiguation (via description) batch_69a64b80d5fc81909e69832457569064 completed March 3, 2026, 2:46 a.m.
Created at: March 1, 2026, 7:36 p.m.