Triple

T13342281
Position Surface form Disambiguated ID Type / Status
Subject Karlsplatz Stadtbahn Station E317854 entity
Predicate publicTransportConnection P3791 FINISHED
Object Vienna U4 line E975398 NE FINISHED

How this triple was built (2 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: Vienna U4 line | Statement: [Karlsplatz Stadtbahn Station, publicTransportConnection, Vienna U4 line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Vienna U4 line
Context triple: [Karlsplatz Stadtbahn Station, publicTransportConnection, Vienna U4 line]
  • A. Vienna U4 metro line chosen
    The Vienna U4 metro line is one of the main rapid transit lines in Vienna, running roughly along the Wien River and connecting key districts and transport hubs across the city.
  • B. Vienna U2 line
    The Vienna U2 line is one of the city’s main underground metro lines, running across central districts including Leopoldstadt and connecting key cultural, residential, and event areas.
  • C. Vienna U1 line
    The Vienna U1 line is one of the main lines of the Vienna U-Bahn rapid transit system, running in a north–south direction and connecting several key districts and transport hubs across the city.
  • D. U6 (Vienna U-Bahn)
    U6 is one of the main lines of the Vienna U-Bahn network, running in a north–south arc and serving numerous residential and commercial districts with frequent rapid transit service.
  • E. Vienna Stadtbahn
    The Vienna Stadtbahn was a historic urban rail network in Vienna, Austria, designed in the late 19th century (with notable contributions by architect Otto Wagner), parts of which were later integrated into the city’s modern U-Bahn and S-Bahn systems.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d806b5a3c08190b42c267fb092f98a completed April 9, 2026, 8:06 p.m.
NER Named-entity recognition batch_69d99d0379d481909a50fff31b19fed1 completed April 11, 2026, 12:59 a.m.
NED1 Entity disambiguation (via context triple) batch_69f754718a388190b4b85151a4694435 completed May 3, 2026, 1:58 p.m.
Created at: April 9, 2026, 9:31 p.m.