Triple
T19368120
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Basel–Olten railway line |
E484456
|
entity |
| Predicate | usedByOperator |
P22525
|
FINISHED |
| Object | SBB Passenger Division |
E20604
|
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: SBB Passenger Division | Statement: [Basel–Olten railway line, usedByOperator, SBB Passenger Division]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: SBB Passenger Division Context triple: [Basel–Olten railway line, usedByOperator, SBB Passenger Division]
-
A.
Swiss Federal Railways
chosen
Swiss Federal Railways is Switzerland’s national railway company, responsible for operating the majority of the country’s passenger and freight rail services and managing much of its rail infrastructure.
-
B.
SBB Cargo
SBB Cargo is the freight transport division of Switzerland’s national railway company, providing rail logistics and cargo services across Switzerland and into neighboring countries.
-
C.
Basel SBB
Basel SBB is the main Swiss railway station in Basel and one of Europe’s busiest international rail hubs, connecting Switzerland with France, Germany, and other destinations.
-
D.
Schweizerische Centralbahn
Schweizerische Centralbahn was a 19th-century Swiss railway company that operated key lines in northern and central Switzerland before being absorbed into the national railway system.
-
E.
Schweizerische Nordwestbahn
Schweizerische Nordwestbahn was a former Swiss railway company that operated in northwestern Switzerland before being absorbed into the national rail system.
- 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_69d8e8d305088190ad13571532aa454c |
completed | April 10, 2026, 12:10 p.m. |
| NER | Named-entity recognition | batch_69e619adac8881909136c50351f3683d |
completed | April 20, 2026, 12:18 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a07404041288190b8b76ea6f4209636 |
completed | May 15, 2026, 3:48 p.m. |
Created at: April 10, 2026, 1:35 p.m.