Triple
T10552169
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Brockville Railway Tunnel |
E248978
|
entity |
| Predicate | originalOperator |
P179
|
FINISHED |
| Object |
Brockville and Ottawa Railway
The Brockville and Ottawa Railway was a 19th-century Canadian railway company that connected the St. Lawrence River at Brockville with the Ottawa Valley, supporting regional trade and transportation.
|
E870280
|
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: Brockville and Ottawa Railway | Statement: [Brockville Railway Tunnel, originalOperator, Brockville and Ottawa Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Brockville and Ottawa Railway Context triple: [Brockville Railway Tunnel, originalOperator, Brockville and Ottawa Railway]
-
A.
New York and Ottawa Railway
The New York and Ottawa Railway was a historic cross-border rail line that connected New York State with Ottawa, Canada, facilitating regional passenger and freight transport in the late 19th and early 20th centuries.
-
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.
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.
-
D.
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.
-
E.
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.
- 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: Brockville and Ottawa Railway Triple: [Brockville Railway Tunnel, originalOperator, Brockville and Ottawa Railway]
Generated description
The Brockville and Ottawa Railway was a 19th-century Canadian railway company that connected the St. Lawrence River at Brockville with the Ottawa Valley, supporting regional trade and transportation.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Brockville and Ottawa Railway Target entity description: The Brockville and Ottawa Railway was a 19th-century Canadian railway company that connected the St. Lawrence River at Brockville with the Ottawa Valley, supporting regional trade and transportation.
-
A.
New York and Ottawa Railway
The New York and Ottawa Railway was a historic cross-border rail line that connected New York State with Ottawa, Canada, facilitating regional passenger and freight transport in the late 19th and early 20th centuries.
-
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.
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.
-
D.
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.
-
E.
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.
- 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_69d381c733c08190ab1dd6239f5f34ae |
completed | April 6, 2026, 9:49 a.m. |
| NER | Named-entity recognition | batch_69d526d5820c8190a1ad6d6551d093bb |
completed | April 7, 2026, 3:46 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d934639b3481908204db41101132c3 |
completed | April 10, 2026, 5:33 p.m. |
| NEDg | Description generation | batch_69d938c8b25c8190bb048053d8668e5c |
completed | April 10, 2026, 5:52 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69d939b1844881908c8fbcb9488863f6 |
completed | April 10, 2026, 5:56 p.m. |
Created at: April 6, 2026, 12:34 p.m.