Triple

T3268388
Position Surface form Disambiguated ID Type / Status
Subject Androscoggin River E68581 entity
Predicate hasDam P8736 FINISHED
Object Rumford Falls Dam
Rumford Falls Dam is a hydroelectric dam located at Rumford Falls on the Androscoggin River in Rumford, Maine.
 E355776 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: Rumford Falls Dam | Statement: [Androscoggin River, hasDam, Rumford Falls Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Rumford Falls Dam
Context triple: [Androscoggin River, hasDam, Rumford Falls Dam]
  • A. Watertown Dam
    Watertown Dam is a historic low-head dam on the Charles River in Watertown, Massachusetts, that once powered local industry and now helps regulate river flow and fish passage.
  • B. Bellows Falls Dam
    Bellows Falls Dam is a hydroelectric dam on the Connecticut River that provides power and helps regulate water flow near the village of Bellows Falls in Vermont.
  • C. Croton Falls Dam
    Croton Falls Dam is a masonry gravity dam in Westchester County, New York, that forms the Croton Falls Reservoir as part of New York City’s water supply system.
  • D. Skowhegan Dam
    Skowhegan Dam is a hydroelectric dam on the Kennebec River in Skowhegan, Maine, used for power generation and river flow control.
  • E. Shawmut Dam
    Shawmut Dam is a hydroelectric dam located on Maine’s Kennebec River, used for power generation and river flow management.
  • 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: Rumford Falls Dam
Triple: [Androscoggin River, hasDam, Rumford Falls Dam]
Generated description
Rumford Falls Dam is a hydroelectric dam located at Rumford Falls on the Androscoggin River in Rumford, Maine.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Rumford Falls Dam
Target entity description: Rumford Falls Dam is a hydroelectric dam located at Rumford Falls on the Androscoggin River in Rumford, Maine.
  • A. Watertown Dam
    Watertown Dam is a historic low-head dam on the Charles River in Watertown, Massachusetts, that once powered local industry and now helps regulate river flow and fish passage.
  • B. Bellows Falls Dam
    Bellows Falls Dam is a hydroelectric dam on the Connecticut River that provides power and helps regulate water flow near the village of Bellows Falls in Vermont.
  • C. Croton Falls Dam
    Croton Falls Dam is a masonry gravity dam in Westchester County, New York, that forms the Croton Falls Reservoir as part of New York City’s water supply system.
  • D. Skowhegan Dam
    Skowhegan Dam is a hydroelectric dam on the Kennebec River in Skowhegan, Maine, used for power generation and river flow control.
  • E. Shawmut Dam
    Shawmut Dam is a hydroelectric dam located on Maine’s Kennebec River, used for power generation and river flow management.
  • 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_69ad8590444081909e8107a8aeef3a23 completed March 8, 2026, 2:20 p.m.
NER Named-entity recognition batch_69adafcf9c6c819092f9c618b778b46d completed March 8, 2026, 5:20 p.m.
NED1 Entity disambiguation (via context triple) batch_69b34bb1c468819083b50b5858f8afe0 completed March 12, 2026, 11:26 p.m.
NEDg Description generation batch_69b34ff5a3608190bf8f33ae25b3d1ba completed March 12, 2026, 11:44 p.m.
NED2 Entity disambiguation (via description) batch_69b350b528e4819083497ecfaec5c80d completed March 12, 2026, 11:48 p.m.
Created at: March 8, 2026, 3:09 p.m.