Triple

T11601944
Position Surface form Disambiguated ID Type / Status
Subject Payerne E275151 entity
Predicate railwayLine P848 FINISHED
Object Fribourg–Yverdon railway line
The Fribourg–Yverdon railway line is a standard-gauge Swiss rail route connecting the cities of Fribourg and Yverdon-les-Bains through the canton of Fribourg and the Broye region.
 E936920 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: Fribourg–Yverdon railway line | Statement: [Payerne, railwayLine, Fribourg–Yverdon railway line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Fribourg–Yverdon railway line
Context triple: [Payerne, railwayLine, Fribourg–Yverdon railway line]
  • A. Lausanne–Yverdon railway line
    The Lausanne–Yverdon railway line is a key standard-gauge rail route in western Switzerland that connects the cities of Lausanne and Yverdon-les-Bains through the canton of Vaud.
  • B. Yverdon–Neuchâtel railway line
    The Yverdon–Neuchâtel railway line is a standard-gauge rail route in western Switzerland that connects the towns of Yverdon-les-Bains and Neuchâtel along the southern shore of Lake Neuchâtel.
  • C. Bern–Fribourg railway line
    The Bern–Fribourg railway line is a key Swiss standard-gauge rail route connecting the cities of Bern and Fribourg, forming part of an important national and international transit corridor.
  • D. Lausanne–Brig railway line
    The Lausanne–Brig railway line is a major standard-gauge route in western Switzerland that runs along the northern shore of Lake Geneva and through the Rhône Valley, connecting the city of Lausanne with the alpine town of Brig.
  • E. Lausanne–Geneva railway line
    The Lausanne–Geneva railway line is a major Swiss rail corridor connecting the cities of Lausanne and Geneva along the northern shore of Lake Geneva, serving as a key route for both regional and international trains.
  • 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: Fribourg–Yverdon railway line
Triple: [Payerne, railwayLine, Fribourg–Yverdon railway line]
Generated description
The Fribourg–Yverdon railway line is a standard-gauge Swiss rail route connecting the cities of Fribourg and Yverdon-les-Bains through the canton of Fribourg and the Broye region.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Fribourg–Yverdon railway line
Target entity description: The Fribourg–Yverdon railway line is a standard-gauge Swiss rail route connecting the cities of Fribourg and Yverdon-les-Bains through the canton of Fribourg and the Broye region.
  • A. Lausanne–Yverdon railway line
    The Lausanne–Yverdon railway line is a key standard-gauge rail route in western Switzerland that connects the cities of Lausanne and Yverdon-les-Bains through the canton of Vaud.
  • B. Yverdon–Neuchâtel railway line
    The Yverdon–Neuchâtel railway line is a standard-gauge rail route in western Switzerland that connects the towns of Yverdon-les-Bains and Neuchâtel along the southern shore of Lake Neuchâtel.
  • C. Bern–Fribourg railway line
    The Bern–Fribourg railway line is a key Swiss standard-gauge rail route connecting the cities of Bern and Fribourg, forming part of an important national and international transit corridor.
  • D. Lausanne–Brig railway line
    The Lausanne–Brig railway line is a major standard-gauge route in western Switzerland that runs along the northern shore of Lake Geneva and through the Rhône Valley, connecting the city of Lausanne with the alpine town of Brig.
  • E. Lausanne–Geneva railway line
    The Lausanne–Geneva railway line is a major Swiss rail corridor connecting the cities of Lausanne and Geneva along the northern shore of Lake Geneva, serving as a key route for both regional and international trains.
  • 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_69d6aae6b14c81908dc5a74bad7591f9 completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d8954daa908190a8d532e43aa4a881 completed April 10, 2026, 6:14 a.m.
NED1 Entity disambiguation (via context triple) batch_69ee87077d008190874a8339b64dd5ec completed April 26, 2026, 9:43 p.m.
NEDg Description generation batch_69ee9cf1cb2481908bc473c87bc42d60 completed April 26, 2026, 11:17 p.m.
NED2 Entity disambiguation (via description) batch_69eecd31894481908dbd55f605c693f9 completed April 27, 2026, 2:42 a.m.
Created at: April 8, 2026, 9:38 p.m.