Triple

T222853
Position Surface form Disambiguated ID Type / Status
Subject Amstel River E4253 entity
Predicate hasTributary P415 FINISHED
Object Kostverlorenvaart
Kostverlorenvaart is a canal in Amsterdam that connects the city's western waterways with the River Amstel and the IJ.
E31597 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: Kostverlorenvaart | Statement: [Amstel River, hasTributary, Kostverlorenvaart]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Kostverlorenvaart
Context triple: [Amstel River, hasTributary, Kostverlorenvaart]
  • A. Nieuwe Waterweg
    Nieuwe Waterweg is a major artificial ship canal in the Netherlands that provides a direct deep-water connection between the North Sea and the port of Rotterdam.
  • B. Haringvlietdam
    Haringvlietdam is a major Dutch storm surge barrier and dam complex that regulates water flow and protects the southwestern Netherlands from flooding as part of the Delta Works.
  • C. Waal
    The Waal is a major distributary branch of the Rhine River in the Netherlands, serving as an important waterway for shipping and part of the country’s main river system.
  • D. Brouwersdam
    Brouwersdam is a major Dutch dam and causeway in the Rhine–Meuse–Scheldt delta, built as part of the Delta Works to protect the Netherlands from North Sea flooding while supporting road traffic and water management.
  • E. Biesbosch
    Biesbosch is a large freshwater tidal wetland and national park in the Netherlands, known for its intricate network of rivers, creeks, and rich birdlife.
  • 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: Kostverlorenvaart
Triple: [Amstel River, hasTributary, Kostverlorenvaart]
Generated description
Kostverlorenvaart is a canal in Amsterdam that connects the city's western waterways with the River Amstel and the IJ.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Kostverlorenvaart
Target entity description: Kostverlorenvaart is a canal in Amsterdam that connects the city's western waterways with the River Amstel and the IJ.
  • A. Nieuwe Waterweg
    Nieuwe Waterweg is a major artificial ship canal in the Netherlands that provides a direct deep-water connection between the North Sea and the port of Rotterdam.
  • B. Haringvlietdam
    Haringvlietdam is a major Dutch storm surge barrier and dam complex that regulates water flow and protects the southwestern Netherlands from flooding as part of the Delta Works.
  • C. Waal
    The Waal is a major distributary branch of the Rhine River in the Netherlands, serving as an important waterway for shipping and part of the country’s main river system.
  • D. Brouwersdam
    Brouwersdam is a major Dutch dam and causeway in the Rhine–Meuse–Scheldt delta, built as part of the Delta Works to protect the Netherlands from North Sea flooding while supporting road traffic and water management.
  • E. Biesbosch
    Biesbosch is a large freshwater tidal wetland and national park in the Netherlands, known for its intricate network of rivers, creeks, and rich birdlife.
  • 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_69a2573508588190b522c2476d91acfe completed Feb. 28, 2026, 2:47 a.m.
NER Named-entity recognition batch_69a25c705fd88190bfee7f5e1f7cee17 completed Feb. 28, 2026, 3:09 a.m.
NED1 Entity disambiguation (via context triple) batch_69a36ceeaf6081908056040506197a18 completed Feb. 28, 2026, 10:32 p.m.
NEDg Description generation batch_69a36d7b01fc8190a5c596b748bbaa53 completed Feb. 28, 2026, 10:34 p.m.
NED2 Entity disambiguation (via description) batch_69a36df1839081909c743e1357dd400a completed Feb. 28, 2026, 10:36 p.m.
Created at: Feb. 28, 2026, 2:53 a.m.