Triple

T8816286
Position Surface form Disambiguated ID Type / Status
Subject Haarlemmermeer drainage project E209784 entity
Predicate hasPart P35 FINISHED
Object Leeghwater pumping station
The Leeghwater pumping station is a historic Dutch steam-powered facility that played a key role in draining the Haarlemmermeer lake and reclaiming the surrounding polder land.
E209782 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: Leeghwater pumping station | Statement: [Haarlemmermeer drainage project, hasPart, Leeghwater pumping station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Leeghwater pumping station
Context triple: [Haarlemmermeer drainage project, hasPart, Leeghwater pumping station]
  • A. Sudbrook pumping station
    Sudbrook pumping station is a historic Victorian-era facility in Wales built to manage water ingress for the Severn Tunnel railway line beneath the River Severn.
  • B. Cruquius Pumping Station
    Cruquius Pumping Station is a historic 19th-century Dutch steam-powered pumping station, now a museum, renowned for its role in draining the Haarlemmermeer lake and showcasing monumental industrial engineering.
  • C. Crofton Pumping Station
    Crofton Pumping Station is a historic 19th-century steam-powered pumping facility in Wiltshire, England, built to lift water to the summit level of the Kennet and Avon Canal and now preserved as an industrial heritage site.
  • D. Keswick Powerplant
    Keswick Powerplant is a hydroelectric generating facility in California that uses water released from Keswick Dam to produce electricity.
  • E. Claymills Victorian Pumping Station
    Claymills Victorian Pumping Station is a restored 19th-century steam-powered sewage pumping facility in Burton upon Trent, now operating as a heritage museum showcasing Victorian industrial engineering.
  • 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: Leeghwater pumping station
Triple: [Haarlemmermeer drainage project, hasPart, Leeghwater pumping station]
Generated description
The Leeghwater pumping station is a historic Dutch steam-powered facility that played a key role in draining the Haarlemmermeer lake and reclaiming the surrounding polder land.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Leeghwater pumping station
Target entity description: The Leeghwater pumping station is a historic Dutch steam-powered facility that played a key role in draining the Haarlemmermeer lake and reclaiming the surrounding polder land.
  • A. Sudbrook pumping station
    Sudbrook pumping station is a historic Victorian-era facility in Wales built to manage water ingress for the Severn Tunnel railway line beneath the River Severn.
  • B. Cruquius Pumping Station chosen
    Cruquius Pumping Station is a historic 19th-century Dutch steam-powered pumping station, now a museum, renowned for its role in draining the Haarlemmermeer lake and showcasing monumental industrial engineering.
  • C. Crofton Pumping Station
    Crofton Pumping Station is a historic 19th-century steam-powered pumping facility in Wiltshire, England, built to lift water to the summit level of the Kennet and Avon Canal and now preserved as an industrial heritage site.
  • D. Keswick Powerplant
    Keswick Powerplant is a hydroelectric generating facility in California that uses water released from Keswick Dam to produce electricity.
  • E. Claymills Victorian Pumping Station
    Claymills Victorian Pumping Station is a restored 19th-century steam-powered sewage pumping facility in Burton upon Trent, now operating as a heritage museum showcasing Victorian industrial engineering.
  • F. None of above.

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_69ca8364e13081909c85fe80f44fe86f completed March 30, 2026, 2:06 p.m.
NER Named-entity recognition batch_69cc600bd8a88190ad891a96201d796b completed April 1, 2026, midnight
NED1 Entity disambiguation (via context triple) batch_69cf6fb898388190b96242ff41599250 completed April 3, 2026, 7:43 a.m.
NEDg Description generation batch_69cf7101b0088190843affad2474eb32 completed April 3, 2026, 7:49 a.m.
NED2 Entity disambiguation (via description) batch_69cf725ebb4c8190be3b19e9c5e854ac completed April 3, 2026, 7:55 a.m.
Created at: March 30, 2026, 6:45 p.m.