Triple
T7562788
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Bobcaygeon Lock |
E178833
|
entity |
| Predicate | locatedOnWaterBody |
P1489
|
FINISHED |
| Object |
Trent River–Severn River system
The Trent River–Severn River system is a major interconnected waterway in Ontario, Canada, forming part of the Trent–Severn Waterway that links Lake Ontario to Georgian Bay through a series of rivers, lakes, and locks.
|
E675542
|
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: Trent River–Severn River system | Statement: [Bobcaygeon Lock, locatedOnWaterBody, Trent River–Severn River system]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Trent River–Severn River system Context triple: [Bobcaygeon Lock, locatedOnWaterBody, Trent River–Severn River system]
-
A.
Ottawa River
The Ottawa River is a major waterway in eastern Canada that forms much of the border between Ontario and Quebec and is a key tributary of the Saint Lawrence River.
-
B.
Ottawa River watershed
The Ottawa River watershed is the drainage basin that collects and channels water from a vast area of eastern Ontario and western Quebec into the Ottawa River, influencing regional ecosystems, water resources, and communities.
-
C.
Rideau River
The Rideau River is a major waterway in Eastern Ontario, Canada, flowing through the city of Ottawa and forming part of the historic Rideau Canal system.
-
D.
Montreal River
The Montreal River is a river in northeastern Ontario, Canada, that flows through forested and sparsely populated areas before emptying into Lake Timiskaming.
-
E.
Montreal River
The Montreal River is a waterway in the Upper Peninsula of Michigan that forms part of the boundary between Michigan and Wisconsin before flowing into Lake Superior.
- 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: Trent River–Severn River system Triple: [Bobcaygeon Lock, locatedOnWaterBody, Trent River–Severn River system]
Generated description
The Trent River–Severn River system is a major interconnected waterway in Ontario, Canada, forming part of the Trent–Severn Waterway that links Lake Ontario to Georgian Bay through a series of rivers, lakes, and locks.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Trent River–Severn River system Target entity description: The Trent River–Severn River system is a major interconnected waterway in Ontario, Canada, forming part of the Trent–Severn Waterway that links Lake Ontario to Georgian Bay through a series of rivers, lakes, and locks.
-
A.
Ottawa River
The Ottawa River is a major waterway in eastern Canada that forms much of the border between Ontario and Quebec and is a key tributary of the Saint Lawrence River.
-
B.
Ottawa River watershed
The Ottawa River watershed is the drainage basin that collects and channels water from a vast area of eastern Ontario and western Quebec into the Ottawa River, influencing regional ecosystems, water resources, and communities.
-
C.
Rideau River
The Rideau River is a major waterway in Eastern Ontario, Canada, flowing through the city of Ottawa and forming part of the historic Rideau Canal system.
-
D.
Montreal River
The Montreal River is a river in northeastern Ontario, Canada, that flows through forested and sparsely populated areas before emptying into Lake Timiskaming.
-
E.
Montreal River
The Montreal River is a waterway in the Upper Peninsula of Michigan that forms part of the boundary between Michigan and Wisconsin before flowing into Lake Superior.
- 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_69c69f2f80288190b95cceb4da92ab2b |
completed | March 27, 2026, 3:15 p.m. |
| NER | Named-entity recognition | batch_69c6f8f994a48190b8338654d6777654 |
completed | March 27, 2026, 9:39 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c8615c98808190a9dd598846a598b2 |
completed | March 28, 2026, 11:16 p.m. |
| NEDg | Description generation | batch_69c86223bfec8190b47f840e39c9a51a |
completed | March 28, 2026, 11:20 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c862b8f3688190b0abc00458f70d7e |
completed | March 28, 2026, 11:22 p.m. |
Created at: March 27, 2026, 3:50 p.m.