Triple
T5154445
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Luzern railway station |
E116274
|
entity |
| Predicate | isTerminusOf |
P388
|
FINISHED |
| Object |
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.
|
E519776
|
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–Stans–Engelberg railway line | Statement: [Luzern railway station, isTerminusOf, Lucerne–Stans–Engelberg railway line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Lucerne–Stans–Engelberg railway line Context triple: [Luzern railway station, isTerminusOf, Lucerne–Stans–Engelberg railway line]
-
A.
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.
-
B.
Lucerne–Lenzburg railway
The Lucerne–Lenzburg railway is a Swiss standard-gauge rail line connecting the city of Lucerne with Lenzburg in the canton of Aargau, serving both regional and intercity traffic.
-
C.
Landquart–Davos railway line
The Landquart–Davos railway line is a Swiss metre-gauge mountain railway operated by the Rhaetian Railway, linking the town of Landquart with the alpine resort of Davos through the canton of Graubünden.
-
D.
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.
-
E.
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.
- 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–Stans–Engelberg railway line Triple: [Luzern railway station, isTerminusOf, Lucerne–Stans–Engelberg railway line]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Lucerne–Stans–Engelberg railway line Target entity description: 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.
-
A.
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.
-
B.
Lucerne–Lenzburg railway
The Lucerne–Lenzburg railway is a Swiss standard-gauge rail line connecting the city of Lucerne with Lenzburg in the canton of Aargau, serving both regional and intercity traffic.
-
C.
Landquart–Davos railway line
The Landquart–Davos railway line is a Swiss metre-gauge mountain railway operated by the Rhaetian Railway, linking the town of Landquart with the alpine resort of Davos through the canton of Graubünden.
-
D.
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.
-
E.
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.
- 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_69bf3a86d58481909752c09fb9fec74e |
completed | March 22, 2026, 12:40 a.m. |
| NEDg | Description generation | batch_69bf3e398f40819081b6e1cf0b673316 |
completed | March 22, 2026, 12:56 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69bf3ec2e6c88190a7e965d06455dccd |
completed | March 22, 2026, 12:58 a.m. |
Created at: March 20, 2026, 1:44 p.m.