Triple

T21287368
Position Surface form Disambiguated ID Type / Status
Subject Bologna–Ancona railway E524695 entity
Predicate isPartOfCorridor P35 FINISHED
Object north–south Italian rail corridor 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: north–south Italian rail corridor | Statement: [Bologna–Ancona railway, isPartOfCorridor, north–south Italian rail corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: north–south Italian rail corridor
Context triple: [Bologna–Ancona railway, isPartOfCorridor, north–south Italian rail corridor]
  • A. north–south Italian rail corridor chosen
    The north–south Italian rail corridor is a major railway axis that connects key cities along Italy’s length, facilitating long-distance passenger and freight transport between the country’s northern and southern regions.
  • B. Turin–Trieste corridor
    The Turin–Trieste corridor is a major east–west transport axis in northern Italy linking the industrial city of Turin with the Adriatic port city of Trieste and intermediate urban and economic centers.
  • C. Milan–Bologna railway
    The Milan–Bologna railway is a major Italian mainline rail corridor connecting the northern cities of Milan and Bologna and forming a key segment of the country’s high-capacity transport network.
  • D. Milan–Rome high-speed rail line
    The Milan–Rome high-speed rail line is a major Italian high-speed railway corridor linking the country’s financial and political capitals and forming a key north–south axis in Europe’s rail system.
  • E. Turin–Naples high-speed corridor
    The Turin–Naples high-speed corridor is a major Italian high-speed rail line that connects the northern city of Turin with Naples in the south, forming the backbone of Italy’s high-speed rail network.
  • 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_69e0b5171f6c8190a5d57201ede73811 completed April 16, 2026, 10:08 a.m.
NER Named-entity recognition batch_69e736d7c57c8190bc4180ea590a62d4 completed April 21, 2026, 8:35 a.m.
Created at: April 16, 2026, 4:03 p.m.