Triple
T8781800
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Whaley Bridge |
E208746
|
entity |
| Predicate | notableEvent |
P259
|
FINISHED |
| Object |
2019 Toddbrook Reservoir emergency
The 2019 Toddbrook Reservoir emergency was a major dam safety crisis in Derbyshire, England, that led to the evacuation of thousands of residents from the nearby town of Whaley Bridge due to fears of catastrophic flooding.
|
E756768
|
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: 2019 Toddbrook Reservoir emergency | Statement: [Whaley Bridge, notableEvent, 2019 Toddbrook Reservoir emergency]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: 2019 Toddbrook Reservoir emergency Context triple: [Whaley Bridge, notableEvent, 2019 Toddbrook Reservoir emergency]
-
A.
Bethany Reservoir
Bethany Reservoir is a man-made water storage facility in California that serves as a key forebay and regulating reservoir for the State Water Project’s South Bay Aqueduct.
-
B.
Green Lane Reservoir
Green Lane Reservoir is a man-made lake in Montgomery County, Pennsylvania, known for recreation, water supply, and wildlife habitat.
-
C.
East Park Reservoir
East Park Reservoir is a man-made lake in northern California used primarily for irrigation water storage and recreation.
-
D.
Watergrove Reservoir
Watergrove Reservoir is a man-made lake in Greater Manchester, England, known for supplying water to the region and for the remains of the submerged village of Watergrove visible at low water levels.
-
E.
Millbrook Reservoir
Millbrook Reservoir is a major water storage facility in South Australia that supplies drinking water to Adelaide and surrounding areas.
- 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: 2019 Toddbrook Reservoir emergency Triple: [Whaley Bridge, notableEvent, 2019 Toddbrook Reservoir emergency]
Generated description
The 2019 Toddbrook Reservoir emergency was a major dam safety crisis in Derbyshire, England, that led to the evacuation of thousands of residents from the nearby town of Whaley Bridge due to fears of catastrophic flooding.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: 2019 Toddbrook Reservoir emergency Target entity description: The 2019 Toddbrook Reservoir emergency was a major dam safety crisis in Derbyshire, England, that led to the evacuation of thousands of residents from the nearby town of Whaley Bridge due to fears of catastrophic flooding.
-
A.
Bethany Reservoir
Bethany Reservoir is a man-made water storage facility in California that serves as a key forebay and regulating reservoir for the State Water Project’s South Bay Aqueduct.
-
B.
Green Lane Reservoir
Green Lane Reservoir is a man-made lake in Montgomery County, Pennsylvania, known for recreation, water supply, and wildlife habitat.
-
C.
East Park Reservoir
East Park Reservoir is a man-made lake in northern California used primarily for irrigation water storage and recreation.
-
D.
Watergrove Reservoir
Watergrove Reservoir is a man-made lake in Greater Manchester, England, known for supplying water to the region and for the remains of the submerged village of Watergrove visible at low water levels.
-
E.
Millbrook Reservoir
Millbrook Reservoir is a major water storage facility in South Australia that supplies drinking water to Adelaide and surrounding areas.
- 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_69ca835fbee88190bf625939bac48d7f |
completed | March 30, 2026, 2:06 p.m. |
| NER | Named-entity recognition | batch_69cc5f7155b081908891e84b704f0ebf |
completed | March 31, 2026, 11:57 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cf51e9d97c8190a947848fdaa5b67d |
completed | April 3, 2026, 5:36 a.m. |
| NEDg | Description generation | batch_69cf5323b7c08190819de236e01ce9d3 |
completed | April 3, 2026, 5:41 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69cf54a056408190bd536f79e3ec33be |
completed | April 3, 2026, 5:48 a.m. |
Created at: March 30, 2026, 6:42 p.m.