Triple

T515278
Position Surface form Disambiguated ID Type / Status
Subject Dam Square E10692 entity
Predicate hasPublicTransportConnection P3791 FINISHED
Object Amsterdam tram network
The Amsterdam tram network is an extensive urban light rail system that serves as a primary mode of public transportation throughout Amsterdam, connecting key squares, neighborhoods, and transit hubs.
E64537 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: Amsterdam tram network | Statement: [Dam Square, hasPublicTransportConnection, Amsterdam tram network]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Amsterdam tram network
Context triple: [Dam Square, hasPublicTransportConnection, Amsterdam tram network]
  • A. Amsterdam Metro network
    The Amsterdam Metro network is the rapid transit system serving Amsterdam and surrounding areas, consisting of multiple underground and surface lines that connect key neighborhoods, suburbs, and transport hubs across the city.
  • B. Amsterdam Metro line 51
    Amsterdam Metro line 51 was a former hybrid metro–light rail line in Amsterdam that connected the city center with the southern suburbs, notably serving areas like Amstelveen.
  • C. Amsterdam Metro line 53
    Amsterdam Metro line 53 is a rapid transit line in Amsterdam that runs between Centraal Station and Gaasperplas, serving southeastern parts of the city.
  • D. Amsterdam ferry network
    The Amsterdam ferry network is a system of free passenger and bicycle ferries that connect various parts of the city across the IJ and other waterways, forming an important component of Amsterdam’s public transport.
  • E. Brussels tram system
    The Brussels tram system is an extensive urban light rail network that complements the city’s metro and bus services, providing key public transportation across the Brussels-Capital Region.
  • 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: Amsterdam tram network
Triple: [Dam Square, hasPublicTransportConnection, Amsterdam tram network]
Generated description
The Amsterdam tram network is an extensive urban light rail system that serves as a primary mode of public transportation throughout Amsterdam, connecting key squares, neighborhoods, and transit hubs.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Amsterdam tram network
Target entity description: The Amsterdam tram network is an extensive urban light rail system that serves as a primary mode of public transportation throughout Amsterdam, connecting key squares, neighborhoods, and transit hubs.
  • A. Amsterdam Metro network
    The Amsterdam Metro network is the rapid transit system serving Amsterdam and surrounding areas, consisting of multiple underground and surface lines that connect key neighborhoods, suburbs, and transport hubs across the city.
  • B. Amsterdam Metro line 51
    Amsterdam Metro line 51 was a former hybrid metro–light rail line in Amsterdam that connected the city center with the southern suburbs, notably serving areas like Amstelveen.
  • C. Amsterdam Metro line 53
    Amsterdam Metro line 53 is a rapid transit line in Amsterdam that runs between Centraal Station and Gaasperplas, serving southeastern parts of the city.
  • D. Amsterdam ferry network
    The Amsterdam ferry network is a system of free passenger and bicycle ferries that connect various parts of the city across the IJ and other waterways, forming an important component of Amsterdam’s public transport.
  • E. Brussels tram system
    The Brussels tram system is an extensive urban light rail network that complements the city’s metro and bus services, providing key public transportation across the Brussels-Capital Region.
  • 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_69a2e84a0d08819087e01863fcd9abf1 completed Feb. 28, 2026, 1:06 p.m.
NER Named-entity recognition batch_69a2f1836b688190a60cc901a8724159 completed Feb. 28, 2026, 1:45 p.m.
NED1 Entity disambiguation (via context triple) batch_69a4a42a4a648190a1a01d823b698ae3 completed March 1, 2026, 8:40 p.m.
NEDg Description generation batch_69a4a492d2d08190945f9b5bd1e8dfa5 completed March 1, 2026, 8:41 p.m.
NED2 Entity disambiguation (via description) batch_69a4a52e4ae081909f880462479fc51f completed March 1, 2026, 8:44 p.m.
Created at: Feb. 28, 2026, 1:12 p.m.