Triple

T16050742
Position Surface form Disambiguated ID Type / Status
Subject U-Bahn line U9 E389344 entity
Predicate interchangeWith P3495 FINISHED
Object U-Bahn line U2
U-Bahn line U2 is a major rapid transit route in the Berlin U-Bahn network, running across the city and connecting key residential and commercial districts.
E1192992 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: U-Bahn line U2 | Statement: [U-Bahn line U9, interchangeWith, U-Bahn line U2]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: U-Bahn line U2
Context triple: [U-Bahn line U9, interchangeWith, U-Bahn line U2]
  • A. U-Bahn line U3
    U-Bahn line U3 is a Berlin U-Bahn metro line that runs across the southwestern part of the city, connecting residential districts with central transport hubs.
  • B. U5 line
    The U5 line is a major Berlin U-Bahn route running east–west that connects central hubs like Alexanderplatz with eastern districts of the city.
  • C. U-Bahn line U1
    U-Bahn line U1 is one of Berlin’s oldest and most central underground lines, running mainly east–west and connecting key inner-city districts including Friedrichshain and Kreuzberg.
  • D. U6 line
    The U6 line is a route of the Frankfurt U-Bahn rapid transit system that connects various districts across the city, including central hubs such as Hauptwache.
  • E. U2 metro line
    The U2 metro line is one of Vienna’s rapid transit lines, running from the city’s outskirts through central districts and serving major venues and recreational 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: U-Bahn line U2
Triple: [U-Bahn line U9, interchangeWith, U-Bahn line U2]
Generated description
U-Bahn line U2 is a major rapid transit route in the Berlin U-Bahn network, running across the city and connecting key residential and commercial districts.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: U-Bahn line U2
Target entity description: U-Bahn line U2 is a major rapid transit route in the Berlin U-Bahn network, running across the city and connecting key residential and commercial districts.
  • A. U-Bahn line U3
    U-Bahn line U3 is a Berlin U-Bahn metro line that runs across the southwestern part of the city, connecting residential districts with central transport hubs.
  • B. U5 line
    The U5 line is a major Berlin U-Bahn route running east–west that connects central hubs like Alexanderplatz with eastern districts of the city.
  • C. U-Bahn line U1
    U-Bahn line U1 is one of Berlin’s oldest and most central underground lines, running mainly east–west and connecting key inner-city districts including Friedrichshain and Kreuzberg.
  • D. U6 line
    The U6 line is a route of the Frankfurt U-Bahn rapid transit system that connects various districts across the city, including central hubs such as Hauptwache.
  • E. U2 metro line
    The U2 metro line is one of Vienna’s rapid transit lines, running from the city’s outskirts through central districts and serving major venues and recreational 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_69d86dae698881908327ef2d67706cb9 completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e18361c31481908b253e8b814ec9f6 completed April 17, 2026, 12:48 a.m.
NED1 Entity disambiguation (via context triple) batch_69ffe478bcc48190bdd4fcb7ec51caad completed May 10, 2026, 1:50 a.m.
NEDg Description generation batch_69ffe6af1c4081908b57f4dc485fbb14 completed May 10, 2026, 2 a.m.
NED2 Entity disambiguation (via description) batch_69ffe769d56081908f723e92d327e315 completed May 10, 2026, 2:03 a.m.
Created at: April 10, 2026, 4:56 a.m.