Triple
T3658027
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Rijkswaterstaat |
E77579
|
entity |
| Predicate | notableProject |
P4
|
FINISHED |
| Object | Maeslantkering storm surge barrier |
E107753
|
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: Maeslantkering storm surge barrier | Statement: [Rijkswaterstaat, notableProject, Maeslantkering storm surge barrier]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Maeslantkering storm surge barrier Context triple: [Rijkswaterstaat, notableProject, Maeslantkering storm surge barrier]
-
A.
Maeslantkering movable storm surge barrier
chosen
The Maeslantkering movable storm surge barrier is a massive, computer-controlled flood defense structure near Rotterdam that protects the Netherlands from North Sea storm surges as part of the Delta Works system.
-
B.
Oosterscheldekering storm surge barrier
The Oosterscheldekering storm surge barrier is a massive movable flood defense structure in the Netherlands, renowned as the largest and most complex component of the Delta Works coastal protection system.
-
C.
MOSE flood barrier system
The MOSE flood barrier system is a large-scale engineering project of movable gates designed to protect Venice and its lagoon from high tides and flooding.
-
D.
Afsluitdijk
The Afsluitdijk is a major Dutch causeway and dam that closed off the Zuiderzee from the North Sea, creating the IJsselmeer and serving as a key flood defense and transport link.
-
E.
Thames Barrier
The Thames Barrier is a large movable flood defense structure on the River Thames in London, designed to protect the city from tidal surges and flooding.
- 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_69ad85def5cc8190863dccf55a18bebb |
completed | March 8, 2026, 2:21 p.m. |
| NER | Named-entity recognition | batch_69adc3d48a2081908ac0f76d548a53ee |
completed | March 8, 2026, 6:45 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b4c393f0608190a9af2cdc87bf83d9 |
completed | March 14, 2026, 2:10 a.m. |
Created at: March 8, 2026, 3:24 p.m.