Triple

T5451270

Position	Surface form	Disambiguated ID	Type / Status
Subject	Lausanne railway station	`E122374`	entity
Predicate	isJunctionOf	`P14465`	FINISHED
Object	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.	`E525239`	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: Lausanne–Brig railway line | Statement: [Lausanne railway station, isJunctionOf, Lausanne–Brig railway line]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Lausanne–Brig railway line
Context triple: [Lausanne railway station, isJunctionOf, Lausanne–Brig railway line]

A. 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.
B. Bern–Neuchâtel railway line
The Bern–Neuchâtel railway line is a key Swiss standard-gauge route connecting the federal city of Bern with Neuchâtel, serving both regional and intercity passenger traffic.
C. Lausanne–Bern railway line
The Lausanne–Bern railway line is a major Swiss rail corridor connecting the cities of Lausanne and Bern, forming part of the country’s primary east–west transit route.
D. Vevey–Montreux railway line
The Vevey–Montreux railway line is a Swiss standard-gauge rail route along the shores of Lake Geneva that connects the towns of Vevey and Montreux and forms part of an important regional and tourist transport corridor.
E. Bern–Thun railway line
The Bern–Thun railway line is a key Swiss rail route connecting the capital city of Bern with the town of Thun, serving as an important corridor for both regional and long-distance passenger services.
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: Lausanne–Brig railway line
Triple: [Lausanne railway station, isJunctionOf, Lausanne–Brig railway line]

Generated description

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.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Lausanne–Brig railway line
Target entity description: 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.

A. 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.
B. Bern–Neuchâtel railway line
The Bern–Neuchâtel railway line is a key Swiss standard-gauge route connecting the federal city of Bern with Neuchâtel, serving both regional and intercity passenger traffic.
C. Lausanne–Bern railway line
The Lausanne–Bern railway line is a major Swiss rail corridor connecting the cities of Lausanne and Bern, forming part of the country’s primary east–west transit route.
D. Vevey–Montreux railway line
The Vevey–Montreux railway line is a Swiss standard-gauge rail route along the shores of Lake Geneva that connects the towns of Vevey and Montreux and forms part of an important regional and tourist transport corridor.
E. Bern–Thun railway line
The Bern–Thun railway line is a key Swiss rail route connecting the capital city of Bern with the town of Thun, serving as an important corridor for both regional and long-distance passenger services.
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_69bd4640f52c81909e653ec361f66d76`	completed	March 20, 2026, 1:06 p.m.
NER	Named-entity recognition	`batch_69bd91de9b548190a20a2867742df9fb`	completed	March 20, 2026, 6:28 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69bf88e4ebe48190bf1d8643149a88f0`	completed	March 22, 2026, 6:15 a.m.
NEDg	Description generation	`batch_69bf895a03908190a822e021c50bb797`	completed	March 22, 2026, 6:16 a.m.
NED2	Entity disambiguation (via description)	`batch_69bf89ef2fe08190a6696459fab68a79`	completed	March 22, 2026, 6:19 a.m.

Created at: March 20, 2026, 2:07 p.m.