Triple
T15605765
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Arrow Lakes Reservoir |
E375155
|
entity |
| Predicate | hasDamUpstream |
P63897
|
FINISHED |
| Object | Revelstoke Dam |
E380460
|
NE FINISHED |
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: Revelstoke Dam | Statement: [Arrow Lakes Reservoir, hasDamUpstream, Revelstoke Dam]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Revelstoke Dam Context triple: [Arrow Lakes Reservoir, hasDamUpstream, Revelstoke Dam]
-
A.
Revelstoke Dam
chosen
Revelstoke Dam is a major hydroelectric dam on the Columbia River in British Columbia, Canada, known for its significant power generation capacity and role in regional energy supply.
-
B.
W. A. C. Bennett Dam
The W. A. C. Bennett Dam is a major hydroelectric dam in northern British Columbia, Canada, forming Williston Lake and serving as one of BC Hydro’s largest power-generating facilities.
-
C.
Okanagan Lake Dam
Okanagan Lake Dam is a water control structure at the outlet of Okanagan Lake in British Columbia, Canada, regulating lake levels and downstream flow into the Okanagan River system.
-
D.
Stampede Dam
Stampede Dam is a major earthfill dam in Nevada County, California, that creates Stampede Reservoir on the Little Truckee River for water storage, flood control, and wildlife habitat.
-
E.
Benmore Dam
Benmore Dam is a large hydroelectric earth-fill dam in New Zealand’s South Island, forming Lake Benmore and serving as a major power generation facility in the Waitaki hydro scheme.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: hasDamUpstream Context triple: [Arrow Lakes Reservoir, hasDamUpstream, Revelstoke Dam]
-
A.
upstreamDam
Indicates that one entity is located or positioned upstream of another entity in relation to a dam, typically affecting or influenced by the dam’s presence or operation.
-
B.
situatedUpstreamOf
chosen
Indicates that one entity is located in the direction from which a flow (such as water, traffic, or a process stream) originates relative to another entity along the same path or system.
-
C.
isTributaryDamOf
Indicates that a dam is constructed on and regulates the flow of a tributary river or stream relative to a main watercourse.
-
D.
hasDamFunction
Indicates that something serves the role or performs the function of a dam, such as impounding or regulating the flow of water.
-
E.
hasUpstreamImpactOn
Indicates that one entity’s actions, changes, or outputs affect another entity that is positioned earlier in a process, flow, or dependency chain.
- F. None of above.
Provenance (4 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_69d85ccf2794819096cda4cbcb02d478 |
completed | April 10, 2026, 2:13 a.m. |
| NER | Named-entity recognition | batch_69e04e7d9328819090e93d55881269a5 |
completed | April 16, 2026, 2:50 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a011b31b3b4819095d0c24ee471e2a9 |
completed | May 10, 2026, 11:56 p.m. |
| PD | Predicate disambiguation | batch_69deda844af081909e658ebc9d9b403d |
completed | April 15, 2026, 12:23 a.m. |
Created at: April 10, 2026, 4:12 a.m.