Triple

T6108747
Position Surface form Disambiguated ID Type / Status
Subject Canso Causeway E136178 entity
Predicate carriesRailway P15040 FINISHED
Object Cape Breton and Central Nova Scotia Railway
The Cape Breton and Central Nova Scotia Railway is a regional shortline railway in Nova Scotia, Canada, that provides freight service across the province including the link to Cape Breton Island.
E569337 NE FINISHED

How this triple was built (5 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: Cape Breton and Central Nova Scotia Railway | Statement: [Canso Causeway, carriesRailway, Cape Breton and Central Nova Scotia Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Cape Breton and Central Nova Scotia Railway
Context triple: [Canso Causeway, carriesRailway, Cape Breton and Central Nova Scotia Railway]
  • A. Quebec North Shore and Labrador Railway
    The Quebec North Shore and Labrador Railway is a Canadian heavy freight railway primarily used to transport iron ore from mines in northeastern Quebec and western Labrador to ports on the St. Lawrence River.
  • B. Ontario Northland Railway
    Ontario Northland Railway is a regional rail operator in northeastern Ontario that provides freight and passenger services connecting remote communities with larger urban centers.
  • C. Intercolonial Railway of Canada
    The Intercolonial Railway of Canada was a government-owned railway that linked the Maritime provinces with central Canada and played a key role in the country’s early national transportation network.
  • D. St. Lawrence and Atlantic Railroad
    The St. Lawrence and Atlantic Railroad is a regional rail line in the northeastern United States and Canada that provides freight transportation across parts of Maine, New Hampshire, Vermont, and Quebec.
  • E. Canadian Northern Railway
    The Canadian Northern Railway was an early 20th-century Canadian transcontinental railway whose network later became a core component of the Canadian National Railway 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: Cape Breton and Central Nova Scotia Railway
Triple: [Canso Causeway, carriesRailway, Cape Breton and Central Nova Scotia Railway]
Generated description
The Cape Breton and Central Nova Scotia Railway is a regional shortline railway in Nova Scotia, Canada, that provides freight service across the province including the link to Cape Breton Island.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Cape Breton and Central Nova Scotia Railway
Target entity description: The Cape Breton and Central Nova Scotia Railway is a regional shortline railway in Nova Scotia, Canada, that provides freight service across the province including the link to Cape Breton Island.
  • A. Quebec North Shore and Labrador Railway
    The Quebec North Shore and Labrador Railway is a Canadian heavy freight railway primarily used to transport iron ore from mines in northeastern Quebec and western Labrador to ports on the St. Lawrence River.
  • B. Ontario Northland Railway
    Ontario Northland Railway is a regional rail operator in northeastern Ontario that provides freight and passenger services connecting remote communities with larger urban centers.
  • C. Intercolonial Railway of Canada
    The Intercolonial Railway of Canada was a government-owned railway that linked the Maritime provinces with central Canada and played a key role in the country’s early national transportation network.
  • D. St. Lawrence and Atlantic Railroad
    The St. Lawrence and Atlantic Railroad is a regional rail line in the northeastern United States and Canada that provides freight transportation across parts of Maine, New Hampshire, Vermont, and Quebec.
  • E. Canadian Northern Railway
    The Canadian Northern Railway was an early 20th-century Canadian transcontinental railway whose network later became a core component of the Canadian National Railway system.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: carriesRailway
Context triple: [Canso Causeway, carriesRailway, Cape Breton and Central Nova Scotia Railway]
  • A. railwayCarriageUsedFor
    Indicates that a railway carriage is employed or designated for a particular purpose, function, or type of use.
  • B. hasRackRailway
    Indicates that one entity possesses or includes a rack railway system connecting locations or operating within its area.
  • C. railComponent
    Indicates a relationship where one entity is a structural or functional part of a rail or railway system component of another entity.
  • D. railroad
    Indicates that one entity constructs, operates, or provides railroad or train transportation services for another entity or area.
  • E. usesRailInfrastructureOf chosen
    Indicates that one entity operates on, accesses, or otherwise makes use of the rail infrastructure owned or managed by another entity.
  • F. None of above.

Provenance (6 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_69c0089ea6f88190b349be53e04b4f5f completed March 22, 2026, 3:19 p.m.
NER Named-entity recognition batch_69c05b835ed48190971c3ba397ca329f completed March 22, 2026, 9:13 p.m.
NED1 Entity disambiguation (via context triple) batch_69c1255f03e08190b62cd8ca2c079afb completed March 23, 2026, 11:34 a.m.
NEDg Description generation batch_69c1268cbac48190aae1682b1620ea41 completed March 23, 2026, 11:39 a.m.
NED2 Entity disambiguation (via description) batch_69c1274251c4819090de776c702e4ac8 completed March 23, 2026, 11:42 a.m.
PD Predicate disambiguation batch_69c049f80e2081909b7d84a104cda68d completed March 22, 2026, 7:58 p.m.
Created at: March 22, 2026, 4:13 p.m.