Triple

T14868591
Position Surface form Disambiguated ID Type / Status
Subject Stadelhofen railway station E349680 entity
Predicate servedBy P82 FINISHED
Object Zürich tram line 2
Zürich tram line 2 is a major tram route in the city of Zürich, Switzerland, connecting key districts and transport hubs across the urban network.
E129786 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: Zürich tram line 2 | Statement: [Stadelhofen railway station, servedBy, Zürich tram line 2]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Zürich tram line 2
Context triple: [Stadelhofen railway station, servedBy, Zürich tram line 2]
  • A. Zürich tram network
    The Zürich tram network is an extensive urban light rail system serving the city of Zürich and its suburbs, forming the backbone of the city’s public transportation.
  • B. Zürich trolleybus network
    The Zürich trolleybus network is an electric bus system in Zürich, Switzerland, forming a key component of the city’s public transport with multiple routes powered by overhead wires.
  • C. Basel tram network
    The Basel tram network is an extensive urban and regional tram system serving the Swiss city of Basel and its surrounding cross-border areas in France and Germany.
  • D. Zürich S-Bahn
    The Zürich S-Bahn is the suburban rail network serving the Zürich metropolitan area, connecting the main station with surrounding cities and regions through frequent, integrated commuter services.
  • E. Geneva tram network
    The Geneva tram network is an urban light rail system serving the city of Geneva and its suburbs, forming a key component of the region’s public transportation infrastructure.
  • 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: Zürich tram line 2
Triple: [Stadelhofen railway station, servedBy, Zürich tram line 2]
Generated description
Zürich tram line 2 is a major tram route in the city of Zürich, Switzerland, connecting key districts and transport hubs across the urban network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Zürich tram line 2
Target entity description: Zürich tram line 2 is a major tram route in the city of Zürich, Switzerland, connecting key districts and transport hubs across the urban network.
  • A. Zürich tram network chosen
    The Zürich tram network is an extensive urban light rail system serving the city of Zürich and its suburbs, forming the backbone of the city’s public transportation.
  • B. Zürich trolleybus network
    The Zürich trolleybus network is an electric bus system in Zürich, Switzerland, forming a key component of the city’s public transport with multiple routes powered by overhead wires.
  • C. Basel tram network
    The Basel tram network is an extensive urban and regional tram system serving the Swiss city of Basel and its surrounding cross-border areas in France and Germany.
  • D. Zürich S-Bahn
    The Zürich S-Bahn is the suburban rail network serving the Zürich metropolitan area, connecting the main station with surrounding cities and regions through frequent, integrated commuter services.
  • E. Geneva tram network
    The Geneva tram network is an urban light rail system serving the city of Geneva and its suburbs, forming a key component of the region’s public transportation infrastructure.
  • F. None of above.

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_69d822ee4f408190b6ac3b2fa434f0df completed April 9, 2026, 10:06 p.m.
NER Named-entity recognition batch_69ded5776b848190bfe3a06ff261dc31 completed April 15, 2026, 12:01 a.m.
NED1 Entity disambiguation (via context triple) batch_69fe72aad76c8190b024651483d8f9ff completed May 8, 2026, 11:32 p.m.
NEDg Description generation batch_69fe7b078d0c8190ba80b6e96975fd6c completed May 9, 2026, 12:08 a.m.
NED2 Entity disambiguation (via description) batch_69fe7b26519c8190ba81d997e11a999f completed May 9, 2026, 12:09 a.m.
Created at: April 10, 2026, 1:55 a.m.