Triple

T6133621
Position Surface form Disambiguated ID Type / Status
Subject Leopoldstadt E136778 entity
Predicate hasPublicTransport P1288 FINISHED
Object 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.
E573842 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: Vienna U2 line | Statement: [Leopoldstadt, hasPublicTransport, Vienna U2 line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Vienna U2 line
Context triple: [Leopoldstadt, hasPublicTransport, Vienna U2 line]
  • A. 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.
  • B. Vienna S-Bahn
    The Vienna S-Bahn is a suburban rail network serving Vienna and its surrounding regions, providing frequent commuter connections that integrate with the city’s public transport system.
  • C. Vienna–Gänserndorf railway line
    The Vienna–Gänserndorf railway line is a regional rail route in eastern Austria that connects Vienna with the town of Gänserndorf and serves as part of the commuter network for the surrounding area.
  • D. Vienna U-Bahn line U3
    Vienna U-Bahn line U3 is a major east–west underground metro line in Vienna, Austria, connecting residential districts with the city center and key transport hubs.
  • E. Budapest Metro Line 2
    Budapest Metro Line 2 is one of the main rapid transit lines in Budapest, running east–west across the city and connecting key central and suburban areas.
  • 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: Vienna U2 line
Triple: [Leopoldstadt, hasPublicTransport, Vienna U2 line]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Vienna U2 line
Target entity description: 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.
  • A. 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.
  • B. Vienna S-Bahn
    The Vienna S-Bahn is a suburban rail network serving Vienna and its surrounding regions, providing frequent commuter connections that integrate with the city’s public transport system.
  • C. Vienna–Gänserndorf railway line
    The Vienna–Gänserndorf railway line is a regional rail route in eastern Austria that connects Vienna with the town of Gänserndorf and serves as part of the commuter network for the surrounding area.
  • D. Vienna U-Bahn line U3
    Vienna U-Bahn line U3 is a major east–west underground metro line in Vienna, Austria, connecting residential districts with the city center and key transport hubs.
  • E. Budapest Metro Line 2
    Budapest Metro Line 2 is one of the main rapid transit lines in Budapest, running east–west across the city and connecting key central and suburban areas.
  • 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_69c008a179388190a3b5a081bbf46d55 completed March 22, 2026, 3:20 p.m.
NER Named-entity recognition batch_69c05c7f34d081909e589b201b22be21 completed March 22, 2026, 9:17 p.m.
NED1 Entity disambiguation (via context triple) batch_69c1416e8fa8819092bf830cbaa56647 completed March 23, 2026, 1:34 p.m.
NEDg Description generation batch_69c1435517148190a35a7e4881399c8a completed March 23, 2026, 1:42 p.m.
NED2 Entity disambiguation (via description) batch_69c143b76bc4819096c36024e72c8df2 completed March 23, 2026, 1:44 p.m.
Created at: March 22, 2026, 4:15 p.m.