Triple
T16482110
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chur–Rorschach railway line |
E400344
|
entity |
| Predicate | connectsToLine |
P35490
|
FINISHED |
| Object | Chur–Arosa railway at Chur |
E1169387
|
NE FINISHED |
How this triple was built (2 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: Chur–Arosa railway at Chur | Statement: [Chur–Rorschach railway line, connectsToLine, Chur–Arosa railway at Chur]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chur–Arosa railway at Chur Context triple: [Chur–Rorschach railway line, connectsToLine, Chur–Arosa railway at Chur]
-
A.
Chur–Rorschach railway line
The Chur–Rorschach railway line is a standard-gauge main line in eastern Switzerland that connects the city of Chur with Rorschach on Lake Constance, serving numerous towns along the Rhine Valley.
-
B.
Chur railway station
chosen
Chur railway station is the main rail hub of the city of Chur in Switzerland, serving as a key interchange between standard-gauge Swiss Federal Railways lines and the narrow-gauge Rhaetian Railway network into the Alps.
-
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.
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.
-
E.
Davos–Filisur railway line
The Davos–Filisur railway line is a scenic metre-gauge mountain railway in the Swiss canton of Graubünden, known for its dramatic alpine landscapes, tunnels, and viaducts operated by the Rhaetian Railway.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69d883813098819084f5409539723b59 |
completed | April 10, 2026, 4:58 a.m. |
| NER | Named-entity recognition | batch_69e32e03643881908b16ddb9004af5d0 |
completed | April 18, 2026, 7:08 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a00581ebe888190a331974473f1be1a |
completed | May 10, 2026, 10:04 a.m. |
Created at: April 10, 2026, 5:13 a.m.