Triple

T12000602
Position Surface form Disambiguated ID Type / Status
Subject Otonabee River E285648 entity
Predicate hasDam P8736 FINISHED
Object London Street Generating Station dam
The London Street Generating Station dam is a hydroelectric dam and power facility located on the Otonabee River in Peterborough, Ontario, used for generating electricity.
E959026 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: London Street Generating Station dam | Statement: [Otonabee River, hasDam, London Street Generating Station dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: London Street Generating Station dam
Context triple: [Otonabee River, hasDam, London Street Generating Station dam]
  • A. Owen Falls Power Station
    Owen Falls Power Station is a major hydroelectric power plant on the Nile River in Uganda, historically one of the country’s primary sources of electricity.
  • B. Bankside Power Station
    Bankside Power Station is a former oil-fired power station on London’s South Bank, best known today as the converted industrial building that houses the Tate Modern art museum.
  • C. Kettle Generating Station
    Kettle Generating Station is a major hydroelectric power plant on Manitoba’s Nelson River that forms part of the large-scale northern generating system supplying electricity to the province.
  • D. Abbey Mills Pumping Station
    Abbey Mills Pumping Station is a 19th-century Victorian sewage pumping facility in London, renowned for its ornate “cathedral of sewage” architecture and central role in the city’s historic sewer system.
  • E. Eddystone Generating Station
    Eddystone Generating Station is a large fossil-fuel power plant located along the Delaware River in Eddystone, Pennsylvania, known for its significant role in regional electricity generation.
  • 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: London Street Generating Station dam
Triple: [Otonabee River, hasDam, London Street Generating Station dam]
Generated description
The London Street Generating Station dam is a hydroelectric dam and power facility located on the Otonabee River in Peterborough, Ontario, used for generating electricity.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: London Street Generating Station dam
Target entity description: The London Street Generating Station dam is a hydroelectric dam and power facility located on the Otonabee River in Peterborough, Ontario, used for generating electricity.
  • A. Owen Falls Power Station
    Owen Falls Power Station is a major hydroelectric power plant on the Nile River in Uganda, historically one of the country’s primary sources of electricity.
  • B. Bankside Power Station
    Bankside Power Station is a former oil-fired power station on London’s South Bank, best known today as the converted industrial building that houses the Tate Modern art museum.
  • C. Kettle Generating Station
    Kettle Generating Station is a major hydroelectric power plant on Manitoba’s Nelson River that forms part of the large-scale northern generating system supplying electricity to the province.
  • D. Abbey Mills Pumping Station
    Abbey Mills Pumping Station is a 19th-century Victorian sewage pumping facility in London, renowned for its ornate “cathedral of sewage” architecture and central role in the city’s historic sewer system.
  • E. Eddystone Generating Station
    Eddystone Generating Station is a large fossil-fuel power plant located along the Delaware River in Eddystone, Pennsylvania, known for its significant role in regional electricity generation.
  • 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_69d6ab44a77c8190a652f4b27164e4ef completed April 8, 2026, 7:23 p.m.
NER Named-entity recognition batch_69d903c26d7881909b67a31d04882eb5 completed April 10, 2026, 2:05 p.m.
NED1 Entity disambiguation (via context triple) batch_69f4729eb4a081909d93b3fc74509d86 completed May 1, 2026, 9:30 a.m.
NEDg Description generation batch_69f47b7e4a40819085680c48eed5418a completed May 1, 2026, 10:07 a.m.
NED2 Entity disambiguation (via description) batch_69f47df40a8c8190bd7350ba27f57214 completed May 1, 2026, 10:18 a.m.
Created at: April 8, 2026, 9:46 p.m.