Triple
T510235
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Niagara Falls |
E10589
|
entity |
| Predicate | hasPowerPlant |
P9904
|
FINISHED |
| Object |
Sir Adam Beck Hydroelectric Generating Stations
The Sir Adam Beck Hydroelectric Generating Stations are a major complex of hydroelectric power plants on the Niagara River in Ontario, Canada, that harness the flow of Niagara Falls to generate electricity for the province.
|
E64045
|
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: Sir Adam Beck Hydroelectric Generating Stations | Statement: [Niagara Falls, hasPowerPlant, Sir Adam Beck Hydroelectric Generating Stations]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sir Adam Beck Hydroelectric Generating Stations Context triple: [Niagara Falls, hasPowerPlant, Sir Adam Beck Hydroelectric Generating Stations]
-
A.
Robert Moses Niagara Power Plant
The Robert Moses Niagara Power Plant is a major hydroelectric generating station in New York that harnesses the flow of the Niagara River to produce electricity.
-
B.
Edmonston Pumping Plant
Edmonston Pumping Plant is a major California water infrastructure facility that lifts water over the Tehachapi Mountains, enabling its delivery from Northern to Southern California.
-
C.
Hyatt Powerplant
Hyatt Powerplant is a major hydroelectric generating facility in California that harnesses water from Lake Oroville as part of the State Water Project’s power and water delivery system.
-
D.
Welland Canal
The Welland Canal is a key Canadian shipping canal that allows vessels to bypass Niagara Falls by connecting Lake Erie with Lake Ontario as part of the St. Lawrence Seaway.
-
E.
Croton Falls Dam
Croton Falls Dam is a masonry gravity dam in Westchester County, New York, that forms the Croton Falls Reservoir as part of New York City’s water supply system.
- 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: Sir Adam Beck Hydroelectric Generating Stations Triple: [Niagara Falls, hasPowerPlant, Sir Adam Beck Hydroelectric Generating Stations]
Generated description
The Sir Adam Beck Hydroelectric Generating Stations are a major complex of hydroelectric power plants on the Niagara River in Ontario, Canada, that harness the flow of Niagara Falls to generate electricity for the province.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Sir Adam Beck Hydroelectric Generating Stations Target entity description: The Sir Adam Beck Hydroelectric Generating Stations are a major complex of hydroelectric power plants on the Niagara River in Ontario, Canada, that harness the flow of Niagara Falls to generate electricity for the province.
-
A.
Robert Moses Niagara Power Plant
The Robert Moses Niagara Power Plant is a major hydroelectric generating station in New York that harnesses the flow of the Niagara River to produce electricity.
-
B.
Edmonston Pumping Plant
Edmonston Pumping Plant is a major California water infrastructure facility that lifts water over the Tehachapi Mountains, enabling its delivery from Northern to Southern California.
-
C.
Hyatt Powerplant
Hyatt Powerplant is a major hydroelectric generating facility in California that harnesses water from Lake Oroville as part of the State Water Project’s power and water delivery system.
-
D.
Welland Canal
The Welland Canal is a key Canadian shipping canal that allows vessels to bypass Niagara Falls by connecting Lake Erie with Lake Ontario as part of the St. Lawrence Seaway.
-
E.
Croton Falls Dam
Croton Falls Dam is a masonry gravity dam in Westchester County, New York, that forms the Croton Falls Reservoir as part of New York City’s water supply system.
- 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_69a2e848adf881908e5e04f7af030093 |
completed | Feb. 28, 2026, 1:06 p.m. |
| NER | Named-entity recognition | batch_69a2f164a9d48190b525a97b5c06ffe2 |
completed | Feb. 28, 2026, 1:45 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a4a14e37208190b4df8e75b6fe03fb |
completed | March 1, 2026, 8:27 p.m. |
| NEDg | Description generation | batch_69a4a1d418d48190b69a8dc3f3554afc |
completed | March 1, 2026, 8:30 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69a4a27329fc8190aeb227266396c1a7 |
completed | March 1, 2026, 8:32 p.m. |
Created at: Feb. 28, 2026, 1:12 p.m.