Triple
T7639177
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Katowice railway station |
E172955
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | PKP Polskie Linie Kolejowe |
E382464
|
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: PKP Polskie Linie Kolejowe | Statement: [Katowice railway station, operator, PKP Polskie Linie Kolejowe]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: PKP Polskie Linie Kolejowe Context triple: [Katowice railway station, operator, PKP Polskie Linie Kolejowe]
-
A.
Polskie Koleje Państwowe
Polskie Koleje Państwowe is Poland’s state-owned national railway company, responsible for the country’s rail infrastructure and passenger and freight services.
-
B.
Koleje Dolnośląskie
Koleje Dolnośląskie is a regional rail operator in the Lower Silesia region of Poland, providing passenger train services connecting major cities and localities, including routes through Wrocław.
-
C.
Koleje Mazowieckie
Koleje Mazowieckie is a regional rail operator in Poland that provides commuter and regional train services centered on Warsaw and across the Masovian Voivodeship.
-
D.
PKP S.A.
chosen
PKP S.A. is Poland’s state-owned railway company responsible for managing much of the country’s rail infrastructure and related assets.
-
E.
Czech Railways
Czech Railways is the state-owned national railway operator of the Czech Republic, providing passenger and freight rail services across the country and internationally.
- 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_69c69952849881908fdcea7a93bfc307 |
completed | March 27, 2026, 2:50 p.m. |
| NER | Named-entity recognition | batch_69c6facc4b5481908697e662b0991e3f |
completed | March 27, 2026, 9:46 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c89ac251308190a09814cc469d80fd |
completed | March 29, 2026, 3:21 a.m. |
Created at: March 27, 2026, 3:57 p.m.