Triple
T21306691
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Bologna–Ferrara railway |
E525215
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Ferrara railway station |
E1489582
|
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: Ferrara railway station | Statement: [Bologna–Ferrara railway, hasStation, Ferrara railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ferrara railway station Context triple: [Bologna–Ferrara railway, hasStation, Ferrara railway station]
-
A.
Ferrara railway station
chosen
Ferrara railway station is a major rail hub in the city of Ferrara in northern Italy, providing regional and long-distance passenger services.
-
B.
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.
-
C.
Cesena railway station
Cesena railway station is a regional and intercity train station in the city of Cesena, Italy, serving as a key stop on the Adriatic rail corridor.
-
D.
Faenza railway station
Faenza railway station is a regional rail hub in Faenza, Italy, serving passenger and local train services along the Bologna–Ancona line.
-
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 (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_69e0b518b8948190ad69cf9a8784d397 |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e75aa69b40819081e74c042e7cd105 |
completed | April 21, 2026, 11:08 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0a365c0fbc819087ea53c5d44b6cf4 |
completed | May 17, 2026, 9:42 p.m. |
Created at: April 16, 2026, 4:05 p.m.