Triple
T8816180
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Cruquius Pumping Station |
E209782
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | Haarlemmermeer drainage project |
E209784
|
NE FINISHED |
How this triple was built (2 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: Haarlemmermeer drainage project | Statement: [Cruquius Pumping Station, partOf, Haarlemmermeer drainage project]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Haarlemmermeer drainage project Context triple: [Cruquius Pumping Station, partOf, Haarlemmermeer drainage project]
-
A.
Haarlemmermeer drainage project
chosen
The Haarlemmermeer drainage project was a 19th-century Dutch engineering undertaking that used steam-powered pumping stations to reclaim the former Haarlemmermeer lake and create new agricultural and settlement land.
-
B.
Stormvloedkering Hollandse IJssel
Stormvloedkering Hollandse IJssel is a major storm surge barrier in the Netherlands that protects low-lying areas along the Hollandse IJssel river from flooding as part of the Delta Works.
-
C.
Amerongen weir
Amerongen weir is a major hydraulic structure on the Nederrijn in the Netherlands that regulates river water levels and flow through a system of floodgates.
-
D.
IJsselmeer water system
The IJsselmeer water system is a major Dutch freshwater lake and surrounding hydraulic network created by damming part of the Zuiderzee, playing a key role in flood protection, water management, and regional ecology.
-
E.
Dutch Delta Programme
The Dutch Delta Programme is a long-term national initiative by the Netherlands to protect the country from flooding and ensure freshwater supply in the face of climate change and rising sea levels.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69cfa05742948190bcec72a080f6837a |
completed | April 3, 2026, 11:11 a.m. |
Created at: March 30, 2026, 6:45 p.m.