Triple
T22781167
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Taranto–Reggio di Calabria railway |
E563838
|
entity |
| Predicate | connectsToRailway |
P95666
|
FINISHED |
| Object | Metaponto–Potenza 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: Metaponto–Potenza railway | Statement: [Taranto–Reggio di Calabria railway, connectsToRailway, Metaponto–Potenza railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Metaponto–Potenza railway Context triple: [Taranto–Reggio di Calabria railway, connectsToRailway, Metaponto–Potenza railway]
-
A.
Taranto–Metaponto railway
The Taranto–Metaponto railway is a rail line in southern Italy that links the city of Taranto with Metaponto, forming part of an important east–west corridor across the Basilicata and Apulia regions.
-
B.
Taranto–Reggio di Calabria railway
The Taranto–Reggio di Calabria railway is a major rail line in southern Italy that links the Ionian coastal cities of Apulia, Basilicata, and Calabria with the regional hub of Reggio Calabria.
-
C.
Taranto–Brindisi railway
The Taranto–Brindisi railway is a key rail line in southern Italy that connects the cities of Taranto and Brindisi across the Apulia region.
-
D.
Salerno–Reggio Calabria railway
The Salerno–Reggio Calabria railway is a major Italian mainline route that runs along the Tyrrhenian coast of southern Italy, linking the Campania region with Calabria and serving as a key north–south transport corridor.
-
E.
Naples–Salerno railway
The Naples–Salerno railway is one of Italy’s key mainline rail routes in Campania, linking the city of Naples with Salerno along the Tyrrhenian coast.
- 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: Metaponto–Potenza railway Target entity description: The Metaponto–Potenza railway is a regional rail line in southern Italy that links the coastal town of Metaponto with the inland city of Potenza across the Basilicata region.
-
A.
Taranto–Metaponto railway
The Taranto–Metaponto railway is a rail line in southern Italy that links the city of Taranto with Metaponto, forming part of an important east–west corridor across the Basilicata and Apulia regions.
-
B.
Taranto–Reggio di Calabria railway
The Taranto–Reggio di Calabria railway is a major rail line in southern Italy that links the Ionian coastal cities of Apulia, Basilicata, and Calabria with the regional hub of Reggio Calabria.
-
C.
Taranto–Brindisi railway
The Taranto–Brindisi railway is a key rail line in southern Italy that connects the cities of Taranto and Brindisi across the Apulia region.
-
D.
Salerno–Reggio Calabria railway
The Salerno–Reggio Calabria railway is a major Italian mainline route that runs along the Tyrrhenian coast of southern Italy, linking the Campania region with Calabria and serving as a key north–south transport corridor.
-
E.
Naples–Salerno railway
The Naples–Salerno railway is one of Italy’s key mainline rail routes in Campania, linking the city of Naples with Salerno along the Tyrrhenian coast.
- 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_69e2455500788190b4b33030461f3bbd |
completed | April 17, 2026, 2:36 p.m. |
| NER | Named-entity recognition | batch_69f17c2dd250819093a5c49806916ec4 |
completed | April 29, 2026, 3:34 a.m. |
Created at: April 17, 2026, 3:28 p.m.