Triple
T22514855
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Piedmont railway network |
E556613
|
entity |
| Predicate | includesLine |
P2124
|
FINISHED |
| Object | Alessandria–Acqui Terme railway |
—
|
NE NERFINISHED |
How this triple was built (3 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: Alessandria–Acqui Terme railway | Statement: [Piedmont railway network, includesLine, Alessandria–Acqui Terme railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Alessandria–Acqui Terme railway Context triple: [Piedmont railway network, includesLine, Alessandria–Acqui Terme railway]
-
A.
Turin–Alessandria railway
The Turin–Alessandria railway is a key rail line in northern Italy that connects the city of Turin with Alessandria, serving both regional passenger and freight traffic.
-
B.
Cuneo–Ventimiglia railway
The Cuneo–Ventimiglia railway is a transalpine rail line in northwestern Italy that connects the Piedmont region with the Ligurian coast and France through a series of tunnels and mountain passes.
-
C.
Alessandria–Piacenza railway
The Alessandria–Piacenza railway is an Italian rail line connecting the cities of Alessandria in Piedmont and Piacenza in Emilia-Romagna, serving as an important regional transport corridor.
-
D.
Turin–Fossano railway
The Turin–Fossano railway is a regional rail line in northwestern Italy that connects the city of Turin with Fossano, serving as part of the broader Piedmont rail network.
-
E.
Turin–Piacenza railway
The Turin–Piacenza railway is a major Italian rail line connecting the city of Turin with Piacenza, forming part of an important east–west transport corridor in northern Italy.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Alessandria–Acqui Terme railway Target entity description: The Alessandria–Acqui Terme railway is a regional rail line in northwestern Italy connecting the city of Alessandria with the spa town of Acqui Terme through the Piedmont countryside.
-
A.
Turin–Alessandria railway
The Turin–Alessandria railway is a key rail line in northern Italy that connects the city of Turin with Alessandria, serving both regional passenger and freight traffic.
-
B.
Cuneo–Ventimiglia railway
The Cuneo–Ventimiglia railway is a transalpine rail line in northwestern Italy that connects the Piedmont region with the Ligurian coast and France through a series of tunnels and mountain passes.
-
C.
Alessandria–Piacenza railway
The Alessandria–Piacenza railway is an Italian rail line connecting the cities of Alessandria in Piedmont and Piacenza in Emilia-Romagna, serving as an important regional transport corridor.
-
D.
Turin–Fossano railway
The Turin–Fossano railway is a regional rail line in northwestern Italy that connects the city of Turin with Fossano, serving as part of the broader Piedmont rail network.
-
E.
Turin–Piacenza railway
The Turin–Piacenza railway is a major Italian rail line connecting the city of Turin with Piacenza, forming part of an important east–west transport corridor in northern Italy.
- F. None of above. chosen
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_69e11e555edc81909ca803587dafd747 |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f15e2c3098819098a553133cc9515b |
completed | April 29, 2026, 1:26 a.m. |
Created at: April 16, 2026, 8:50 p.m.