Triple
T15347330
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lake Pedder |
E366956
|
entity |
| Predicate | createdByDam |
P25354
|
FINISHED |
| Object |
Serpentine Dam
Serpentine Dam is a major hydroelectric dam in Tasmania, Australia, forming part of the infrastructure that created the impounded waters of Lake Pedder.
|
E1270666
|
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: Serpentine Dam | Statement: [Lake Pedder, createdByDam, Serpentine Dam]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Serpentine Dam Context triple: [Lake Pedder, createdByDam, Serpentine Dam]
-
A.
Fengman Dam
Fengman Dam is a large hydroelectric gravity dam on the Songhua River in Jilin Province, China, known for its significant role in regional power generation and flood control.
-
B.
Merwin Dam
Merwin Dam is a hydroelectric dam on Washington State’s Lewis River that forms Lake Merwin and generates power for the region.
-
C.
Wyman Dam
Wyman Dam is a hydroelectric dam in Maine that impounds the Kennebec River to form Wyman Lake and generate power.
-
D.
Wyman Dam
Wyman Dam is a hydroelectric dam located on the Androscoggin River in Maine, used for power generation and river flow regulation.
-
E.
Alcova Dam
Alcova Dam is a concrete arch-gravity dam in central Wyoming that creates Alcova Reservoir on the North Platte River for irrigation, hydropower, and recreation.
- 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: Serpentine Dam Triple: [Lake Pedder, createdByDam, Serpentine Dam]
Generated description
Serpentine Dam is a major hydroelectric dam in Tasmania, Australia, forming part of the infrastructure that created the impounded waters of Lake Pedder.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Serpentine Dam Target entity description: Serpentine Dam is a major hydroelectric dam in Tasmania, Australia, forming part of the infrastructure that created the impounded waters of Lake Pedder.
-
A.
Fengman Dam
Fengman Dam is a large hydroelectric gravity dam on the Songhua River in Jilin Province, China, known for its significant role in regional power generation and flood control.
-
B.
Merwin Dam
Merwin Dam is a hydroelectric dam on Washington State’s Lewis River that forms Lake Merwin and generates power for the region.
-
C.
Wyman Dam
Wyman Dam is a hydroelectric dam in Maine that impounds the Kennebec River to form Wyman Lake and generate power.
-
D.
Wyman Dam
Wyman Dam is a hydroelectric dam located on the Androscoggin River in Maine, used for power generation and river flow regulation.
-
E.
Alcova Dam
Alcova Dam is a concrete arch-gravity dam in central Wyoming that creates Alcova Reservoir on the North Platte River for irrigation, hydropower, and recreation.
- 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_69d85a1355608190a6673ddb67231d54 |
completed | April 10, 2026, 2:01 a.m. |
| NER | Named-entity recognition | batch_69e03e1749bc8190a8b9cbcb27288a5b |
completed | April 16, 2026, 1:40 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a01b809739081908bd44b383daa5f57 |
completed | May 11, 2026, 11:05 a.m. |
| NEDg | Description generation | batch_6a01b8a74f9881909eb1d5185f72dd0b |
completed | May 11, 2026, 11:08 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a01b91205048190a284c301e9cf051e |
completed | May 11, 2026, 11:10 a.m. |
Created at: April 10, 2026, 3:17 a.m.