Triple
T23426230
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Prokop railway station (Belgrade Centre) |
E560801
|
entity |
| Predicate | ownerOrOperator |
P13496
|
FINISHED |
| Object | Serbian Railways (historically and/or operationally related) |
—
|
NE NERFINISHED |
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: Serbian Railways (historically and/or operationally related) | Statement: [Prokop railway station (Belgrade Centre), ownerOrOperator, Serbian Railways (historically and/or operationally related)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Serbian Railways (historically and/or operationally related) Context triple: [Prokop railway station (Belgrade Centre), ownerOrOperator, Serbian Railways (historically and/or operationally related)]
-
A.
Serbian Railways
chosen
Serbian Railways is the national railway company of Serbia, responsible for operating the country’s passenger and freight rail transport network.
-
B.
Serbian Railways Infrastructure
Serbian Railways Infrastructure is the state-owned company responsible for managing and maintaining Serbia’s national railway infrastructure network.
-
C.
Belgrade suburban railway (BG Voz)
Belgrade suburban railway (BG Voz) is an urban rail system serving Belgrade and its surrounding municipalities, providing frequent commuter connections across the metropolitan area.
-
D.
Bulgarian State Railways
Bulgarian State Railways is Bulgaria’s national railway company, responsible for operating the country’s passenger and freight train services.
-
E.
Croatian Railways
Croatian Railways is Croatia’s national state-owned railway company responsible for operating passenger and freight rail services across the country.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e2454cb1108190ab21ada5411a7146 |
completed | April 17, 2026, 2:35 p.m. |
| NER | Named-entity recognition | batch_69f1a54a28a08190add6184a44c5005b |
completed | April 29, 2026, 6:29 a.m. |
Created at: April 17, 2026, 5:47 p.m.