Triple

T4754095
Position Surface form Disambiguated ID Type / Status
Subject Stormvloedkering Hollandse IJssel E105544 entity
Predicate alsoKnownAs P39 FINISHED
Object Hollandse IJssel storm surge barrier
The Hollandse IJssel storm surge barrier is a major Dutch flood defense structure near Krimpen aan den IJssel that protects the low-lying Randstad region from high water levels during North Sea storms.
 E467565 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: Hollandse IJssel storm surge barrier | Statement: [Stormvloedkering Hollandse IJssel, alsoKnownAs, Hollandse IJssel storm surge barrier]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Hollandse IJssel storm surge barrier
Context triple: [Stormvloedkering Hollandse IJssel, alsoKnownAs, Hollandse IJssel storm surge barrier]
  • A. 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.
  • B. Maeslantkering movable storm surge barrier
    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.
  • C. 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.
  • D. Houtribdijk
    Houtribdijk is a major Dutch dam and causeway that connects Lelystad and Enkhuizen, playing a key role in land reclamation and water management in the IJsselmeer region.
  • E. 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.
  • 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: Hollandse IJssel storm surge barrier
Triple: [Stormvloedkering Hollandse IJssel, alsoKnownAs, Hollandse IJssel storm surge barrier]
Generated description
The Hollandse IJssel storm surge barrier is a major Dutch flood defense structure near Krimpen aan den IJssel that protects the low-lying Randstad region from high water levels during North Sea storms.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Hollandse IJssel storm surge barrier
Target entity description: The Hollandse IJssel storm surge barrier is a major Dutch flood defense structure near Krimpen aan den IJssel that protects the low-lying Randstad region from high water levels during North Sea storms.
  • A. 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.
  • B. Maeslantkering movable storm surge barrier
    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.
  • C. 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.
  • D. Houtribdijk
    Houtribdijk is a major Dutch dam and causeway that connects Lelystad and Enkhuizen, playing a key role in land reclamation and water management in the IJsselmeer region.
  • E. 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.
  • 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_69bd43f07fa48190954317d01600994a completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd64e72d1c81908eb60960751e52b1 completed March 20, 2026, 3:16 p.m.
NED1 Entity disambiguation (via context triple) batch_69be3a6600e481909c3fb1decf23d7d8 completed March 21, 2026, 6:27 a.m.
NEDg Description generation batch_69be3d05e8a081908cdcb37620078fa6 completed March 21, 2026, 6:39 a.m.
NED2 Entity disambiguation (via description) batch_69be3daa7e0081908971df65613c9df6 completed March 21, 2026, 6:41 a.m.
Created at: March 20, 2026, 1:20 p.m.