Triple

T6651050
Position Surface form Disambiguated ID Type / Status
Subject Delft railway station E150820 entity
Predicate isPartOfProject P14971 FINISHED
Object Delft rail tunnel project
The Delft rail tunnel project is a major Dutch infrastructure initiative that replaced the former elevated railway through Delft with an underground tunnel and redesigned station to reduce noise, improve urban space, and increase rail capacity.
 E609816 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: Delft rail tunnel project | Statement: [Delft railway station, isPartOfProject, Delft rail tunnel project]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Delft rail tunnel project
Context triple: [Delft railway station, isPartOfProject, Delft rail tunnel project]
  • A. Zuidasdok infrastructure project
    The Zuidasdok infrastructure project is a major Dutch urban development and transport initiative to upgrade Amsterdam’s southern business district by expanding road and rail capacity and transforming Amsterdam Zuid station into a key national and international hub.
  • B. Nijmegen railway infrastructure
    Nijmegen railway infrastructure is the network of railway lines, bridges, and related facilities serving the city of Nijmegen and its surrounding region in the Netherlands.
  • C. Heinenoord Tunnel
    The Heinenoord Tunnel is a major Dutch road tunnel beneath the Oude Maas river that connects the island of Hoeksche Waard with the mainland near Rotterdam.
  • D. Wijkertunnel
    The Wijkertunnel is a major road tunnel in the Netherlands that carries motorway traffic beneath the North Sea Canal near Velsen, helping to relieve congestion on nearby crossings.
  • E. Amsterdam–Utrecht railway
    The Amsterdam–Utrecht railway is a major Dutch mainline rail route connecting Amsterdam with Utrecht and forming part of a key north–south transport corridor in the Netherlands.
  • 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: Delft rail tunnel project
Triple: [Delft railway station, isPartOfProject, Delft rail tunnel project]
Generated description
The Delft rail tunnel project is a major Dutch infrastructure initiative that replaced the former elevated railway through Delft with an underground tunnel and redesigned station to reduce noise, improve urban space, and increase rail capacity.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Delft rail tunnel project
Target entity description: The Delft rail tunnel project is a major Dutch infrastructure initiative that replaced the former elevated railway through Delft with an underground tunnel and redesigned station to reduce noise, improve urban space, and increase rail capacity.
  • A. Zuidasdok infrastructure project
    The Zuidasdok infrastructure project is a major Dutch urban development and transport initiative to upgrade Amsterdam’s southern business district by expanding road and rail capacity and transforming Amsterdam Zuid station into a key national and international hub.
  • B. Nijmegen railway infrastructure
    Nijmegen railway infrastructure is the network of railway lines, bridges, and related facilities serving the city of Nijmegen and its surrounding region in the Netherlands.
  • C. Heinenoord Tunnel
    The Heinenoord Tunnel is a major Dutch road tunnel beneath the Oude Maas river that connects the island of Hoeksche Waard with the mainland near Rotterdam.
  • D. Wijkertunnel
    The Wijkertunnel is a major road tunnel in the Netherlands that carries motorway traffic beneath the North Sea Canal near Velsen, helping to relieve congestion on nearby crossings.
  • E. Amsterdam–Utrecht railway
    The Amsterdam–Utrecht railway is a major Dutch mainline rail route connecting Amsterdam with Utrecht and forming part of a key north–south transport corridor in the Netherlands.
  • 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_69c687f2c9508190a60b9aad31d3f358 completed March 27, 2026, 1:36 p.m.
NER Named-entity recognition batch_69c6b0458fb48190a76d8d1d6273a92b completed March 27, 2026, 4:28 p.m.
NED1 Entity disambiguation (via context triple) batch_69c6eefb3b6c8190ba797dc51966e3a5 completed March 27, 2026, 8:56 p.m.
NEDg Description generation batch_69c6f1ed97248190ab2253b3b2457f4f completed March 27, 2026, 9:09 p.m.
NED2 Entity disambiguation (via description) batch_69c6f2c18c0081908958b7ffeed7a787 completed March 27, 2026, 9:12 p.m.
Created at: March 27, 2026, 2:01 p.m.