Triple

T1329931
Position Surface form Disambiguated ID Type / Status
Subject OC Transpo E28618 entity
Predicate operatorOf P179 FINISHED
Object Confederation Line
The Confederation Line is a light rail transit line in Ottawa, Ontario, forming the backbone of the city’s O-Train rapid transit network.
E151265 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: Confederation Line | Statement: [OC Transpo, operatorOf, Confederation Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Confederation Line
Context triple: [OC Transpo, operatorOf, Confederation Line]
  • A. Brunswick Line
    The Brunswick Line is a MARC commuter rail service in Maryland that primarily connects Washington, D.C. with Brunswick and Martinsburg along the former B&O Railroad route.
  • B. Manassas Line
    The Manassas Line is a commuter rail route in Northern Virginia that connects suburban communities to Washington, D.C. as part of the Virginia Railway Express system.
  • C. South Carolina militia
    The South Carolina militia was a colonial-era military force composed of local settlers that played a key role in regional conflicts and frontier defense in what is now the U.S. state of South Carolina.
  • D. Army of the James
    The Army of the James was a Union field army in the American Civil War that operated primarily in Virginia, notably participating in the campaigns against Richmond and Petersburg.
  • E. Fredericksburg Line
    The Fredericksburg Line is a Virginia Railway Express commuter rail route that connects Washington, D.C. with communities in Northern Virginia along the I-95 corridor.
  • 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: Confederation Line
Triple: [OC Transpo, operatorOf, Confederation Line]
Generated description
The Confederation Line is a light rail transit line in Ottawa, Ontario, forming the backbone of the city’s O-Train rapid transit network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Confederation Line
Target entity description: The Confederation Line is a light rail transit line in Ottawa, Ontario, forming the backbone of the city’s O-Train rapid transit network.
  • A. Brunswick Line
    The Brunswick Line is a MARC commuter rail service in Maryland that primarily connects Washington, D.C. with Brunswick and Martinsburg along the former B&O Railroad route.
  • B. Manassas Line
    The Manassas Line is a commuter rail route in Northern Virginia that connects suburban communities to Washington, D.C. as part of the Virginia Railway Express system.
  • C. South Carolina militia
    The South Carolina militia was a colonial-era military force composed of local settlers that played a key role in regional conflicts and frontier defense in what is now the U.S. state of South Carolina.
  • D. Army of the James
    The Army of the James was a Union field army in the American Civil War that operated primarily in Virginia, notably participating in the campaigns against Richmond and Petersburg.
  • E. Fredericksburg Line
    The Fredericksburg Line is a Virginia Railway Express commuter rail route that connects Washington, D.C. with communities in Northern Virginia along the I-95 corridor.
  • 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_69a498561a508190a3e1bc137c2b866a completed March 1, 2026, 7:49 p.m.
NER Named-entity recognition batch_69a4c1c449bc8190acb6603a0ddac7fd completed March 1, 2026, 10:46 p.m.
NED1 Entity disambiguation (via context triple) batch_69acbf3593748190be52da4a586d69a5 completed March 8, 2026, 12:13 a.m.
NEDg Description generation batch_69acbfae49d88190988ba80e24e8cc62 completed March 8, 2026, 12:15 a.m.
NED2 Entity disambiguation (via description) batch_69acc08672908190b8f411d1378a890a completed March 8, 2026, 12:19 a.m.
Created at: March 1, 2026, 7:55 p.m.