Triple

T13040554
Position Surface form Disambiguated ID Type / Status
Subject New England Central Railroad E327178 entity
Predicate connectsTo P845 FINISHED
Object Connecticut Southern Railroad
Connecticut Southern Railroad is a regional freight railroad operating in southern New England, primarily serving industrial customers in Connecticut.
E1017238 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: Connecticut Southern Railroad | Statement: [New England Central Railroad, connectsTo, Connecticut Southern Railroad]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Connecticut Southern Railroad
Context triple: [New England Central Railroad, connectsTo, Connecticut Southern Railroad]
  • A. Hartford and New Haven Railroad
    The Hartford and New Haven Railroad was a 19th-century rail line in Connecticut that later became part of the larger New York, New Haven and Hartford Railroad system.
  • B. New Haven–Northampton Railroad
    The New Haven–Northampton Railroad was a historic New England rail line that once connected New Haven, Connecticut to Northampton, Massachusetts and later became the corridor for today’s Farmington Canal Heritage Trail.
  • C. New York, New Haven and Hartford Railroad
    The New York, New Haven and Hartford Railroad was a major railroad in the northeastern United States that operated extensive passenger and freight services across New England and into New York City during the late 19th and early 20th centuries.
  • D. Central New England Railway
    The Central New England Railway was a regional railroad that operated in the northeastern United States, primarily serving communities in New York and New England during the late 19th and early 20th centuries.
  • E. Concord Railroad
    Concord Railroad was a 19th-century New Hampshire railroad company that later became part of the Boston and Maine Railroad through consolidation.
  • 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: Connecticut Southern Railroad
Triple: [New England Central Railroad, connectsTo, Connecticut Southern Railroad]
Generated description
Connecticut Southern Railroad is a regional freight railroad operating in southern New England, primarily serving industrial customers in Connecticut.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Connecticut Southern Railroad
Target entity description: Connecticut Southern Railroad is a regional freight railroad operating in southern New England, primarily serving industrial customers in Connecticut.
  • A. Hartford and New Haven Railroad
    The Hartford and New Haven Railroad was a 19th-century rail line in Connecticut that later became part of the larger New York, New Haven and Hartford Railroad system.
  • B. New Haven–Northampton Railroad
    The New Haven–Northampton Railroad was a historic New England rail line that once connected New Haven, Connecticut to Northampton, Massachusetts and later became the corridor for today’s Farmington Canal Heritage Trail.
  • C. New York, New Haven and Hartford Railroad
    The New York, New Haven and Hartford Railroad was a major railroad in the northeastern United States that operated extensive passenger and freight services across New England and into New York City during the late 19th and early 20th centuries.
  • D. Central New England Railway
    The Central New England Railway was a regional railroad that operated in the northeastern United States, primarily serving communities in New York and New England during the late 19th and early 20th centuries.
  • E. Concord Railroad
    Concord Railroad was a 19th-century New Hampshire railroad company that later became part of the Boston and Maine Railroad through consolidation.
  • 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_69d8076e64308190904fb5c93517c901 completed April 9, 2026, 8:09 p.m.
NER Named-entity recognition batch_69d9804d8e3081909584c93df099859a completed April 10, 2026, 10:57 p.m.
NED1 Entity disambiguation (via context triple) batch_69f6cbd2f6a481909fdd418e7ad3cc22 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, 8:56 p.m.