Triple
T17828088
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Waterton River |
E445174
|
entity |
| Predicate | crosses |
P416
|
FINISHED |
| Object | Canada–United States hydrological boundary |
E131553
|
NE FINISHED |
How this triple was built (2 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: Canada–United States hydrological boundary | Statement: [Waterton River, crosses, Canada–United States hydrological boundary]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Canada–United States hydrological boundary Context triple: [Waterton River, crosses, Canada–United States hydrological boundary]
-
A.
Canada–United States border
chosen
The Canada–United States border is the world’s longest international land boundary, separating Canada and the United States across diverse terrains from the Atlantic to the Pacific and Arctic Oceans.
-
B.
49th Parallel
"49th Parallel" is a 1941 British war drama film directed by Michael Powell that follows stranded Nazi U-boat sailors attempting to escape across Canada during World War II.
-
C.
Washington–British Columbia border
The Washington–British Columbia border is the international boundary separating the U.S. state of Washington from the Canadian province of British Columbia, running from the Pacific coast through coastal waters and rugged inland terrain.
-
D.
Boundary Waters Treaty of 1909
The Boundary Waters Treaty of 1909 is a foundational agreement between the United States and Canada that established principles and mechanisms for preventing and resolving disputes over shared boundary waters.
-
E.
Canada Water
Canada Water is a regenerated dockland area and transport hub in the London Borough of Southwark, known for its modern housing, shopping centre, and Jubilee line and Overground station.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69d8b9f1a6d881909f024bc603111cdb |
completed | April 10, 2026, 8:50 a.m. |
| NER | Named-entity recognition | batch_69e48915d0fc819080ab03feb2465834 |
completed | April 19, 2026, 7:49 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a02ff6ef154819087a1d3781e475167 |
completed | May 12, 2026, 10:22 a.m. |
Created at: April 10, 2026, 10:15 a.m.