Triple

T12431491
Position Surface form Disambiguated ID Type / Status
Subject Harris Station Dam E297038 entity
Predicate isPartOf P10 FINISHED
Object Kennebec River hydropower system
The Kennebec River hydropower system is a network of dams and related infrastructure on Maine’s Kennebec River that generates hydroelectric power while influencing regional water management and river ecology.
E981236 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: Kennebec River hydropower system | Statement: [Harris Station Dam, isPartOf, Kennebec River hydropower system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Kennebec River hydropower system
Context triple: [Harris Station Dam, isPartOf, Kennebec River hydropower system]
  • A. Connecticut River hydroelectric system
    The Connecticut River hydroelectric system is a network of dams and power stations along the Connecticut River that generate renewable electricity for the surrounding region.
  • B. Passamaquoddy Tidal Power Project
    The Passamaquoddy Tidal Power Project was a proposed mid-20th-century U.S. hydroelectric scheme to harness the large tides of Passamaquoddy Bay on the Maine–New Brunswick border for renewable energy generation.
  • C. Skowhegan Dam
    Skowhegan Dam is a hydroelectric dam on the Kennebec River in Skowhegan, Maine, used for power generation and river flow control.
  • D. Kennebec River watershed
    The Kennebec River watershed is the drainage basin of Maine’s Kennebec River, encompassing its tributaries, surrounding lands, and communities that rely on its freshwater ecosystem.
  • E. Connecticut River navigation system
    The Connecticut River navigation system is a network of canals, locks, and improved river channels designed to make the Connecticut River navigable for transportation and commerce.
  • 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: Kennebec River hydropower system
Triple: [Harris Station Dam, isPartOf, Kennebec River hydropower system]
Generated description
The Kennebec River hydropower system is a network of dams and related infrastructure on Maine’s Kennebec River that generates hydroelectric power while influencing regional water management and river ecology.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Kennebec River hydropower system
Target entity description: The Kennebec River hydropower system is a network of dams and related infrastructure on Maine’s Kennebec River that generates hydroelectric power while influencing regional water management and river ecology.
  • A. Connecticut River hydroelectric system
    The Connecticut River hydroelectric system is a network of dams and power stations along the Connecticut River that generate renewable electricity for the surrounding region.
  • B. Passamaquoddy Tidal Power Project
    The Passamaquoddy Tidal Power Project was a proposed mid-20th-century U.S. hydroelectric scheme to harness the large tides of Passamaquoddy Bay on the Maine–New Brunswick border for renewable energy generation.
  • C. Skowhegan Dam
    Skowhegan Dam is a hydroelectric dam on the Kennebec River in Skowhegan, Maine, used for power generation and river flow control.
  • D. Kennebec River watershed
    The Kennebec River watershed is the drainage basin of Maine’s Kennebec River, encompassing its tributaries, surrounding lands, and communities that rely on its freshwater ecosystem.
  • E. Connecticut River navigation system
    The Connecticut River navigation system is a network of canals, locks, and improved river channels designed to make the Connecticut River navigable for transportation and commerce.
  • 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_69d6ada0640c81908c061d7fb3d47786 completed April 8, 2026, 7:33 p.m.
NER Named-entity recognition batch_69d94d7f2fd08190ab959742dbd8f9c0 completed April 10, 2026, 7:20 p.m.
NED1 Entity disambiguation (via context triple) batch_69f6349d29c481909a37fd386cc06575 completed May 2, 2026, 5:30 p.m.
NEDg Description generation batch_69f635c3782c8190ad9a1f7e3aa9748a completed May 2, 2026, 5:34 p.m.
NED2 Entity disambiguation (via description) batch_69f636d9e13881908d3d08c6cf954304 completed May 2, 2026, 5:39 p.m.
Created at: April 8, 2026, 9:55 p.m.