Triple

T5154399

Position	Surface form	Disambiguated ID	Type / Status
Subject	Schweizerische Centralbahn	`E116273`	entity
Predicate	operatedRailwayLine	`P5620`	FINISHED
Object	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.	`E511768`	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: Basel–Zofingen railway line | Statement: [Schweizerische Centralbahn, operatedRailwayLine, Basel–Zofingen railway line]

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

Target entity: Basel–Zofingen railway line
Context triple: [Schweizerische Centralbahn, operatedRailwayLine, Basel–Zofingen railway line]

A. 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.
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. 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.
D. 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.
E. Olten–Bern railway line
The Olten–Bern railway line is a major Swiss rail corridor connecting the city of Bern with Olten, forming part of the country’s primary east–west transit axis.
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: Basel–Zofingen railway line
Triple: [Schweizerische Centralbahn, operatedRailwayLine, Basel–Zofingen railway line]

Generated description

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.

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

Target entity: Basel–Zofingen railway line
Target entity description: 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.

A. 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.
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. 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.
D. 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.
E. Olten–Bern railway line
The Olten–Bern railway line is a major Swiss rail corridor connecting the city of Bern with Olten, forming part of the country’s primary east–west transit axis.
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_69bd78dc329c8190808085c6b3e4241c`	completed	March 20, 2026, 4:42 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69bf186b92a48190a167a5712667809b`	completed	March 21, 2026, 10:15 p.m.
NEDg	Description generation	`batch_69bf195d26e88190b86c16cd6adc7c5c`	completed	March 21, 2026, 10:19 p.m.
NED2	Entity disambiguation (via description)	`batch_69bf1a0bbed08190bf21bd99343b90a4`	completed	March 21, 2026, 10:22 p.m.

Created at: March 20, 2026, 1:44 p.m.