Triple

T15250512
Position Surface form Disambiguated ID Type / Status
Subject Grandi Stazioni Rail E364505 entity
Predicate manages P86 FINISHED
Object Bologna Centrale railway station E123520 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: Bologna Centrale railway station | Statement: [Grandi Stazioni Rail, manages, Bologna Centrale railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Bologna Centrale railway station
Context triple: [Grandi Stazioni Rail, manages, Bologna Centrale railway station]
  • A. Bologna Centrale railway station chosen
    Bologna Centrale railway station is the main railway hub of Bologna and one of Italy’s busiest and most important train stations, serving as a key junction for high-speed and regional rail services.
  • B. Milano Centrale railway station
    Milano Centrale railway station is the main intercity and international train terminal in Milan, known for its grand architecture and role as one of Italy’s busiest transport hubs.
  • C. Modena railway station
    Modena railway station is the main rail transport hub for the city of Modena in northern Italy, connecting it to regional and national rail networks.
  • D. Ravenna railway station
    Ravenna railway station is a key rail hub in the city of Ravenna, Italy, providing regional and intercity connections across the Emilia-Romagna region and beyond.
  • E. Milano Cadorna station
    Milano Cadorna station is a major railway and metro hub in central Milan that serves as a key terminus for regional and airport rail services.
  • 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_69d85a0dde7481908fc64d1e82d5d20d completed April 10, 2026, 2:01 a.m.
NER Named-entity recognition batch_69e007f62b9c8190b9ad40e2d1912b63 completed April 15, 2026, 9:49 p.m.
NED1 Entity disambiguation (via context triple) batch_69fef893e73c8190804c14fa1890ac8b completed May 9, 2026, 9:04 a.m.
Created at: April 10, 2026, 3:13 a.m.