Triple
T21306690
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Bologna–Ferrara railway |
E525215
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Bologna Centrale railway station |
—
|
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: Bologna Centrale railway station | Statement: [Bologna–Ferrara railway, hasStation, Bologna Centrale railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Bologna Centrale railway station Context triple: [Bologna–Ferrara railway, hasStation, 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.
Reggio Emilia railway station
Reggio Emilia railway station is a key regional rail hub in northern Italy that connects the city of Reggio Emilia to major national routes and surrounding local destinations.
-
C.
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.
-
D.
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.
-
E.
Parma railway station
Parma railway station is a major rail hub in the Emilia-Romagna region of northern Italy, connecting the city of Parma to national and regional train services.
- 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_69e0b518b8948190ad69cf9a8784d397 |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e75aa69b40819081e74c042e7cd105 |
completed | April 21, 2026, 11:08 a.m. |
Created at: April 16, 2026, 4:05 p.m.