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.