Triple
T19213813
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Presumpscot River |
E480424
|
entity |
| Predicate | hasDam |
P8736
|
FINISHED |
| Object | Mallison Falls Dam |
—
|
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: Mallison Falls Dam | Statement: [Presumpscot River, hasDam, Mallison Falls Dam]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mallison Falls Dam Context triple: [Presumpscot River, hasDam, Mallison Falls Dam]
-
A.
Stave Falls Dam
Stave Falls Dam is a historic hydroelectric dam and power station in British Columbia, Canada, that has played a key role in regional electricity generation and is now also a popular heritage and visitor site.
-
B.
Carry Falls Dam
Carry Falls Dam is a hydroelectric dam located on the Raquette River in New York’s Adirondack region, forming Carry Falls Reservoir and contributing to regional power generation and water management.
-
C.
Webbers Falls Dam
Webbers Falls Dam is a navigation and flood-control structure on the Arkansas River in Oklahoma, forming part of the McClellan–Kerr Arkansas River Navigation System.
-
D.
Boney Falls Dam
Boney Falls Dam is a hydroelectric dam located on Michigan’s Escanaba River, known for creating Boney Falls Reservoir and supporting regional recreation and power generation.
-
E.
Cameron Falls Dam
Cameron Falls Dam is a hydroelectric generating station located on the Nipigon River in Ontario, Canada, producing power from the river’s flow.
- 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: Mallison Falls Dam Target entity description: Mallison Falls Dam is a hydroelectric dam located on the Presumpscot River in Maine, historically used for power generation and water management.
-
A.
Stave Falls Dam
Stave Falls Dam is a historic hydroelectric dam and power station in British Columbia, Canada, that has played a key role in regional electricity generation and is now also a popular heritage and visitor site.
-
B.
Carry Falls Dam
Carry Falls Dam is a hydroelectric dam located on the Raquette River in New York’s Adirondack region, forming Carry Falls Reservoir and contributing to regional power generation and water management.
-
C.
Webbers Falls Dam
Webbers Falls Dam is a navigation and flood-control structure on the Arkansas River in Oklahoma, forming part of the McClellan–Kerr Arkansas River Navigation System.
-
D.
Boney Falls Dam
Boney Falls Dam is a hydroelectric dam located on Michigan’s Escanaba River, known for creating Boney Falls Reservoir and supporting regional recreation and power generation.
-
E.
Cameron Falls Dam
Cameron Falls Dam is a hydroelectric generating station located on the Nipigon River in Ontario, Canada, producing power from the river’s flow.
- 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_69d8e8cb8c348190b52075823911c869 |
completed | April 10, 2026, 12:10 p.m. |
| NER | Named-entity recognition | batch_69e5fa38c0e881908e9501ee21d0f266 |
completed | April 20, 2026, 10:04 a.m. |
Created at: April 10, 2026, 1:22 p.m.