Triple
T13613428
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Niagara River diversion reservoirs |
E325250
|
entity |
| Predicate | connectedTo |
P37
|
FINISHED |
| Object |
Niagara River diversion tunnels
The Niagara River diversion tunnels are underground conduits that channel water from the Niagara River to hydroelectric power stations, enabling large-scale electricity generation while managing river flow.
|
E1054787
|
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: Niagara River diversion tunnels | Statement: [Niagara River diversion reservoirs, connectedTo, Niagara River diversion tunnels]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Niagara River diversion tunnels Context triple: [Niagara River diversion reservoirs, connectedTo, Niagara River diversion tunnels]
-
A.
Niagara River diversion reservoirs
The Niagara River diversion reservoirs are man-made water storage basins that regulate and supply diverted Niagara River flow to the Sir Adam Beck Hydroelectric Generating Stations for power production.
-
B.
New York City Water Tunnel No. 2
New York City Water Tunnel No. 2 is a major underground aqueduct that transports drinking water from upstate reservoirs to the city as part of its extensive water distribution network.
-
C.
New York City Water Tunnel No. 3
New York City Water Tunnel No. 3 is a massive, long-term infrastructure project designed to modernize and provide redundancy to New York City’s drinking water distribution network.
-
D.
Saint Marys Falls Canal
Saint Marys Falls Canal is a key shipping canal at Sault Ste. Marie that enables vessels to bypass the rapids of the St. Marys River between Lake Superior and the lower Great Lakes.
-
E.
Schoharie–Esopus water diversion system
The Schoharie–Esopus water diversion system is a key component of New York City's upstate water supply infrastructure that transfers water from the Schoharie Reservoir into the Esopus Creek watershed via tunnels and related facilities.
- 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: Niagara River diversion tunnels Triple: [Niagara River diversion reservoirs, connectedTo, Niagara River diversion tunnels]
Generated description
The Niagara River diversion tunnels are underground conduits that channel water from the Niagara River to hydroelectric power stations, enabling large-scale electricity generation while managing river flow.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Niagara River diversion tunnels Target entity description: The Niagara River diversion tunnels are underground conduits that channel water from the Niagara River to hydroelectric power stations, enabling large-scale electricity generation while managing river flow.
-
A.
Niagara River diversion reservoirs
The Niagara River diversion reservoirs are man-made water storage basins that regulate and supply diverted Niagara River flow to the Sir Adam Beck Hydroelectric Generating Stations for power production.
-
B.
New York City Water Tunnel No. 2
New York City Water Tunnel No. 2 is a major underground aqueduct that transports drinking water from upstate reservoirs to the city as part of its extensive water distribution network.
-
C.
New York City Water Tunnel No. 3
New York City Water Tunnel No. 3 is a massive, long-term infrastructure project designed to modernize and provide redundancy to New York City’s drinking water distribution network.
-
D.
Saint Marys Falls Canal
Saint Marys Falls Canal is a key shipping canal at Sault Ste. Marie that enables vessels to bypass the rapids of the St. Marys River between Lake Superior and the lower Great Lakes.
-
E.
Schoharie–Esopus water diversion system
The Schoharie–Esopus water diversion system is a key component of New York City's upstate water supply infrastructure that transfers water from the Schoharie Reservoir into the Esopus Creek watershed via tunnels and related facilities.
- 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_69d8076aae28819092cf636190ee5529 |
completed | April 9, 2026, 8:09 p.m. |
| NER | Named-entity recognition | batch_69dbb0abe1208190a1e0a32dc141d836 |
completed | April 12, 2026, 2:48 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f7942e8c9c8190ab843cc4c31f512a |
completed | May 3, 2026, 6:30 p.m. |
| NEDg | Description generation | batch_69f796a4eac88190aa68765fd0e6dfe7 |
completed | May 3, 2026, 6:40 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f7976846308190b1a5c056609fca34 |
completed | May 3, 2026, 6:43 p.m. |
Created at: April 9, 2026, 9:50 p.m.