Triple
T22514856
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Piedmont railway network |
E556613
|
entity |
| Predicate | includesLine |
P2124
|
FINISHED |
| Object | Asti–Alba 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: Asti–Alba railway | Statement: [Piedmont railway network, includesLine, Asti–Alba railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Asti–Alba railway Context triple: [Piedmont railway network, includesLine, Asti–Alba railway]
-
A.
Porrettana railway
The Porrettana railway is a historic trans-Apennine rail line in Italy that connects Bologna and Pistoia, notable as one of the first major mountain railways in the country.
-
B.
Filstal Railway
The Filstal Railway is a major rail line in the German state of Baden-Württemberg that runs through the Fils Valley, forming part of the important east–west route between Stuttgart and Ulm.
-
C.
Anhalt Railway
The Anhalt Railway is a major German railway line historically connecting Berlin with the Anhalt region and further south, serving both regional and long-distance traffic.
-
D.
Fertagus railway
The Fertagus railway is a suburban rail service in the Lisbon metropolitan area that connects the Setúbal Peninsula with Lisbon via the 25 de Abril Bridge.
-
E.
Dill Railway
Dill Railway is a German railway line in the state of Hesse that connects the town of Dillenburg with larger regional and long-distance rail networks.
- 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: Asti–Alba railway Target entity description: The Asti–Alba railway is a regional rail line in Italy’s Piedmont region that connects the towns of Asti and Alba through the hilly Langhe and Monferrato areas.
-
A.
Porrettana railway
The Porrettana railway is a historic trans-Apennine rail line in Italy that connects Bologna and Pistoia, notable as one of the first major mountain railways in the country.
-
B.
Filstal Railway
The Filstal Railway is a major rail line in the German state of Baden-Württemberg that runs through the Fils Valley, forming part of the important east–west route between Stuttgart and Ulm.
-
C.
Anhalt Railway
The Anhalt Railway is a major German railway line historically connecting Berlin with the Anhalt region and further south, serving both regional and long-distance traffic.
-
D.
Fertagus railway
The Fertagus railway is a suburban rail service in the Lisbon metropolitan area that connects the Setúbal Peninsula with Lisbon via the 25 de Abril Bridge.
-
E.
Dill Railway
Dill Railway is a German railway line in the state of Hesse that connects the town of Dillenburg with larger regional and long-distance rail networks.
- 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.