Triple
T17210201
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Łódź Widzew railway station |
E417707
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | PKP Polskie Linie Kolejowe |
E916041
|
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: [Łódź Widzew 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: [Łódź Widzew railway station, operator, PKP Polskie Linie Kolejowe]
-
A.
PKP Polskie Linie Kolejowe
chosen
PKP Polskie Linie Kolejowe is Poland’s state-owned rail infrastructure manager responsible for maintaining and operating the national railway network and stations.
-
B.
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.
-
C.
Koleje Śląskie
Koleje Śląskie is a regional rail operator in the Silesian Voivodeship of Poland, providing passenger train services across the area’s urban and industrial centers.
-
D.
Koleje Małopolskie
Koleje Małopolskie is a regional rail operator in the Lesser Poland (Małopolska) region of Poland, providing passenger train services that connect Kraków with surrounding towns and cities.
-
E.
Koleje Wielkopolskie
Koleje Wielkopolskie is a regional rail operator in the Greater Poland (Wielkopolska) region of Poland, providing passenger train services centered around Poznań.
- 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_69d886d779488190b131369541c04e7d |
completed | April 10, 2026, 5:12 a.m. |
| NER | Named-entity recognition | batch_69e42dc4792081909443df7937768ede |
completed | April 19, 2026, 1:20 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0170e9d4308190a7c97da472d5e4b7 |
completed | May 11, 2026, 6:02 a.m. |
Created at: April 10, 2026, 5:38 a.m.