Triple
T18579511
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Piacenza railway station |
E454072
|
entity |
| Predicate | connectsTo |
P845
|
FINISHED |
| Object | Genoa railway hub |
—
|
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: Genoa railway hub | Statement: [Piacenza railway station, connectsTo, Genoa railway hub]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Genoa railway hub Context triple: [Piacenza railway station, connectsTo, Genoa railway hub]
-
A.
Genoa railway network
chosen
The Genoa railway network is the system of rail lines and stations serving the city and port of Genoa in northwestern Italy, linking it with major national routes and regional destinations.
-
B.
Torino Porta Nuova
Torino Porta Nuova is the main railway station in Turin, Italy, serving as a major national and international transport hub.
-
C.
Torino Dora railway station
Torino Dora railway station is a local rail stop in Turin, Italy, serving as part of the city’s suburban and regional transport network.
-
D.
Genoa–Ventimiglia railway
The Genoa–Ventimiglia railway is a major coastal rail line in northwestern Italy that runs along the Ligurian Sea, connecting Genoa with towns up to the French border.
-
E.
Torino Porta Nuova railway station
Torino Porta Nuova railway station is the main railway hub of Turin and one of Italy’s busiest stations, serving as a key national and international transport gateway for the city.
- 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_69d8d38974308190a9174430ef256b73 |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e543ce63188190b14a37c5ca9c2726 |
completed | April 19, 2026, 9:06 p.m. |
Created at: April 10, 2026, 11:43 a.m.