Triple

T22726438
Position Surface form Disambiguated ID Type / Status
Subject Poland and Czech Republic E562005 entity
Predicate haveCrossBorderRailConnections P74180 FINISHED
Object Ostrava–Katowice rail link 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: Ostrava–Katowice rail link | Statement: [Poland and Czech Republic, haveCrossBorderRailConnections, Ostrava–Katowice rail link]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Ostrava–Katowice rail link
Context triple: [Poland and Czech Republic, haveCrossBorderRailConnections, Ostrava–Katowice rail link]
  • A. Katowice–Bielsko-Biała railway line
    The Katowice–Bielsko-Biała railway line is a major rail route in southern Poland connecting the regional capital Katowice with the city of Bielsko-Biała, serving both passenger and freight traffic in the Silesian region.
  • B. Ostrava–Bohumín line chosen
    The Ostrava–Bohumín line is a key railway route in the Czech Republic that connects the industrial city of Ostrava with the town of Bohumín and forms part of major national and international rail corridors.
  • C. Katowice–Gliwice railway line
    The Katowice–Gliwice railway line is a major rail route in southern Poland that connects the cities of Katowice and Gliwice within the Upper Silesian metropolitan area.
  • D. Kraków–Katowice railway line
    The Kraków–Katowice railway line is a major rail route in southern Poland that connects the cities of Kraków and Katowice, serving as an important corridor for both passenger and freight traffic.
  • E. Upper Silesian rail network
    The Upper Silesian rail network is a dense, historically industrial railway system in the Upper Silesia region, serving major cities and coal-mining areas in what is now southern Poland and parts of the Czech Republic.
  • 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_69e2454fc984819088213b58ee87a002 completed April 17, 2026, 2:35 p.m.
NER Named-entity recognition batch_69f1792a2ee48190bfbdde1a72adfd25 completed April 29, 2026, 3:21 a.m.
Created at: April 17, 2026, 3:20 p.m.