Triple

T5190387
Position Surface form Disambiguated ID Type / Status
Subject Schweizerische Nordostbahn E117137 entity
Predicate operatedRailwayLine P5620 FINISHED
Object Zurich–Winterthur railway line
The Zurich–Winterthur railway line is a major Swiss rail corridor connecting the cities of Zurich and Winterthur, serving as a key route for both regional and long-distance passenger traffic.
E520260 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: Zurich–Winterthur railway line | Statement: [Schweizerische Nordostbahn, operatedRailwayLine, Zurich–Winterthur railway line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Zurich–Winterthur railway line
Context triple: [Schweizerische Nordostbahn, operatedRailwayLine, Zurich–Winterthur railway line]
  • A. Basel–Zofingen railway line
    The Basel–Zofingen railway line is a Swiss standard-gauge rail route in the north of the country that connects the city of Basel with the town of Zofingen and forms part of the early core network of Switzerland’s railway system.
  • B. Basel–Lucerne railway line
    The Basel–Lucerne railway line is a key Swiss rail route connecting the cities of Basel and Lucerne through the Swiss Plateau, serving both regional and long-distance passenger traffic.
  • C. Basel–Olten railway line
    The Basel–Olten railway line is a major Swiss rail corridor linking the city of Basel with the central hub of Olten, forming part of a key national and international transit route.
  • D. Lucerne–Stans–Engelberg railway line
    The Lucerne–Stans–Engelberg railway line is a Swiss metre-gauge mountain railway connecting the city of Lucerne with the resort area of Engelberg via Stans, known for its scenic alpine route and tourism importance.
  • E. Bern–Biel/Bienne railway line
    The Bern–Biel/Bienne railway line is a major Swiss standard-gauge route connecting the capital city of Bern with the bilingual city of Biel/Bienne, serving as an important corridor for both regional and intercity passenger traffic.
  • 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: Zurich–Winterthur railway line
Triple: [Schweizerische Nordostbahn, operatedRailwayLine, Zurich–Winterthur railway line]
Generated description
The Zurich–Winterthur railway line is a major Swiss rail corridor connecting the cities of Zurich and Winterthur, serving as a key route for both regional and long-distance passenger traffic.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Zurich–Winterthur railway line
Target entity description: The Zurich–Winterthur railway line is a major Swiss rail corridor connecting the cities of Zurich and Winterthur, serving as a key route for both regional and long-distance passenger traffic.
  • A. Basel–Zofingen railway line
    The Basel–Zofingen railway line is a Swiss standard-gauge rail route in the north of the country that connects the city of Basel with the town of Zofingen and forms part of the early core network of Switzerland’s railway system.
  • B. Basel–Lucerne railway line
    The Basel–Lucerne railway line is a key Swiss rail route connecting the cities of Basel and Lucerne through the Swiss Plateau, serving both regional and long-distance passenger traffic.
  • C. Basel–Olten railway line
    The Basel–Olten railway line is a major Swiss rail corridor linking the city of Basel with the central hub of Olten, forming part of a key national and international transit route.
  • D. Lucerne–Stans–Engelberg railway line
    The Lucerne–Stans–Engelberg railway line is a Swiss metre-gauge mountain railway connecting the city of Lucerne with the resort area of Engelberg via Stans, known for its scenic alpine route and tourism importance.
  • E. Bern–Biel/Bienne railway line
    The Bern–Biel/Bienne railway line is a major Swiss standard-gauge route connecting the capital city of Bern with the bilingual city of Biel/Bienne, serving as an important corridor for both regional and intercity passenger traffic.
  • 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_69bd44620ff48190bcac01782107a397 completed March 20, 2026, 12:58 p.m.
NER Named-entity recognition batch_69bd79ebbfd081909a19b903c227fc1f completed March 20, 2026, 4:46 p.m.
NED1 Entity disambiguation (via context triple) batch_69bf4110cbbc8190858ad55ac501a034 completed March 22, 2026, 1:08 a.m.
NEDg Description generation batch_69bf4207393c819089b4fc6691a2d076 completed March 22, 2026, 1:12 a.m.
NED2 Entity disambiguation (via description) batch_69bf427e2bd08190b7664922d26e16d2 completed March 22, 2026, 1:14 a.m.
Created at: March 20, 2026, 1:46 p.m.