Triple

T5154442
Position Surface form Disambiguated ID Type / Status
Subject Luzern railway station E116274 entity
Predicate isTerminusOf P388 FINISHED
Object Lucerne–Immensee railway
The Lucerne–Immensee railway is a Swiss standard-gauge main line connecting the city of Lucerne with Immensee, forming an important link in central Switzerland’s rail network.
E513628 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: Lucerne–Immensee railway | Statement: [Luzern railway station, isTerminusOf, Lucerne–Immensee railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lucerne–Immensee railway
Context triple: [Luzern railway station, isTerminusOf, Lucerne–Immensee railway]
  • A. Bern–Lucerne railway line
    The Bern–Lucerne railway line is a major Swiss rail route connecting the capital city of Bern with the central Swiss city of Lucerne, serving as an important corridor for both regional and intercity passenger traffic.
  • B. Thun–Spiez railway line
    The Thun–Spiez railway line is a Swiss standard-gauge rail route in the canton of Bern that connects the town of Thun with the junction hub of Spiez, forming part of key north–south Alpine transit corridors.
  • C. 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.
  • D. Uetliberg railway line
    The Uetliberg railway line is a Swiss suburban and mountain railway route that connects central Zurich with the summit of Uetliberg, offering both commuter service and scenic access to the popular local mountain.
  • E. 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.
  • 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: Lucerne–Immensee railway
Triple: [Luzern railway station, isTerminusOf, Lucerne–Immensee railway]
Generated description
The Lucerne–Immensee railway is a Swiss standard-gauge main line connecting the city of Lucerne with Immensee, forming an important link in central Switzerland’s rail network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Lucerne–Immensee railway
Target entity description: The Lucerne–Immensee railway is a Swiss standard-gauge main line connecting the city of Lucerne with Immensee, forming an important link in central Switzerland’s rail network.
  • A. Bern–Lucerne railway line
    The Bern–Lucerne railway line is a major Swiss rail route connecting the capital city of Bern with the central Swiss city of Lucerne, serving as an important corridor for both regional and intercity passenger traffic.
  • B. Thun–Spiez railway line
    The Thun–Spiez railway line is a Swiss standard-gauge rail route in the canton of Bern that connects the town of Thun with the junction hub of Spiez, forming part of key north–south Alpine transit corridors.
  • C. 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.
  • D. Uetliberg railway line
    The Uetliberg railway line is a Swiss suburban and mountain railway route that connects central Zurich with the summit of Uetliberg, offering both commuter service and scenic access to the popular local mountain.
  • E. 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.
  • 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_69bd445d94788190b72e2cc563120995 completed March 20, 2026, 12:58 p.m.
NER Named-entity recognition batch_69bd78ddb01081909457ff4208eac4d7 completed March 20, 2026, 4:42 p.m.
NED1 Entity disambiguation (via context triple) batch_69bf21a42d208190832d00fb62ad683e completed March 21, 2026, 10:54 p.m.
NEDg Description generation batch_69bf235930ec81909d8cd085ea6772b9 completed March 21, 2026, 11:01 p.m.
NED2 Entity disambiguation (via description) batch_69bf23a913c88190b9b8fae20e9e3877 completed March 21, 2026, 11:03 p.m.
Created at: March 20, 2026, 1:44 p.m.