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.