Triple
T22699656
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sydenham River (Ontario) |
E561278
|
entity |
| Predicate | hasSubBasin |
P25365
|
FINISHED |
| Object | North Sydenham River watershed |
—
|
NE NERFINISHED |
How this triple was built (3 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: North Sydenham River watershed | Statement: [Sydenham River (Ontario), hasSubBasin, North Sydenham River watershed]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: North Sydenham River watershed Context triple: [Sydenham River (Ontario), hasSubBasin, North Sydenham River watershed]
-
A.
Bantam River watershed
The Bantam River watershed is the drainage basin in northwestern Connecticut that feeds Bantam Lake and surrounding waterways, encompassing the region’s interconnected rivers, streams, and wetlands.
-
B.
Eastchester Bay watershed
The Eastchester Bay watershed is a coastal drainage basin in the eastern Bronx and adjacent Westchester County that collects freshwater from rivers and streams, including the Hutchinson River, before emptying into Eastchester Bay and Long Island Sound.
-
C.
Newark Watershed
Newark Watershed is a protected watershed area in northern New Jersey that supplies drinking water to the city of Newark and surrounding communities.
-
D.
Westfield River watershed
The Westfield River watershed is a river basin in western Massachusetts that drains the Westfield River and its branches, supporting diverse ecosystems, recreation, and regional water resources.
-
E.
Deptford Creek
Deptford Creek is a tidal reach of the River Ravensbourne in southeast London, known for its industrial heritage, wildlife habitats, and role in the regeneration of the surrounding Deptford area.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: North Sydenham River watershed Target entity description: The North Sydenham River watershed is a sub-basin in southwestern Ontario that drains agricultural and rural landscapes into the Sydenham River system.
-
A.
Bantam River watershed
The Bantam River watershed is the drainage basin in northwestern Connecticut that feeds Bantam Lake and surrounding waterways, encompassing the region’s interconnected rivers, streams, and wetlands.
-
B.
Eastchester Bay watershed
The Eastchester Bay watershed is a coastal drainage basin in the eastern Bronx and adjacent Westchester County that collects freshwater from rivers and streams, including the Hutchinson River, before emptying into Eastchester Bay and Long Island Sound.
-
C.
Newark Watershed
Newark Watershed is a protected watershed area in northern New Jersey that supplies drinking water to the city of Newark and surrounding communities.
-
D.
Westfield River watershed
The Westfield River watershed is a river basin in western Massachusetts that drains the Westfield River and its branches, supporting diverse ecosystems, recreation, and regional water resources.
-
E.
Deptford Creek
Deptford Creek is a tidal reach of the River Ravensbourne in southeast London, known for its industrial heritage, wildlife habitats, and role in the regeneration of the surrounding Deptford area.
- F. None of above. chosen
Provenance (2 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_69e2454e615481909c177440be559d2c |
completed | April 17, 2026, 2:35 p.m. |
| NER | Named-entity recognition | batch_69f178c944748190a0712983f7059114 |
completed | April 29, 2026, 3:19 a.m. |
Created at: April 17, 2026, 3:15 p.m.