Sardinian railway network
E1030287
The Sardinian railway network is the system of rail lines and services that connects major cities and towns across the island of Sardinia, Italy.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Sardinian railway network canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T13281096 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sardinian railway network Context triple: [Cagliari railway station, partOf, Sardinian railway network]
-
A.
Palermo–Trapani railway
The Palermo–Trapani railway is a regional rail line in Sicily that connects the city of Palermo with the western coastal city of Trapani, serving several intermediate towns along the route.
-
B.
Palermo–Messina railway
The Palermo–Messina railway is a major rail line in northern Sicily that connects the regional capital Palermo with the important port city of Messina along the island’s northern coast.
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C.
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.
-
D.
Bari–Taranto railway
The Bari–Taranto railway is a major rail line in southern Italy that links the Adriatic coastal city of Bari with the Ionian port city of Taranto, serving as an important regional transport corridor in Apulia.
-
E.
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.
- 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: Sardinian railway network Target entity description: The Sardinian railway network is the system of rail lines and services that connects major cities and towns across the island of Sardinia, Italy.
-
A.
Palermo–Trapani railway
The Palermo–Trapani railway is a regional rail line in Sicily that connects the city of Palermo with the western coastal city of Trapani, serving several intermediate towns along the route.
-
B.
Palermo–Messina railway
The Palermo–Messina railway is a major rail line in northern Sicily that connects the regional capital Palermo with the important port city of Messina along the island’s northern coast.
-
C.
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.
-
D.
Bari–Taranto railway
The Bari–Taranto railway is a major rail line in southern Italy that links the Adriatic coastal city of Bari with the Ionian port city of Taranto, serving as an important regional transport corridor in Apulia.
-
E.
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.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
railway network
ⓘ
transport infrastructure ⓘ |
| connectsCity |
Cagliari
NERFINISHED
ⓘ
Carbonia NERFINISHED ⓘ Golfo Aranci NERFINISHED ⓘ Iglesias NERFINISHED ⓘ Macomer NERFINISHED ⓘ Nuoro NERFINISHED ⓘ Olbia NERFINISHED ⓘ Oristano NERFINISHED ⓘ Ozieri NERFINISHED ⓘ Porto Torres NERFINISHED ⓘ Sassari NERFINISHED ⓘ |
| connectsTo |
Cagliari port
NERFINISHED
ⓘ
Olbia port NERFINISHED ⓘ Porto Torres port NERFINISHED ⓘ ferry ports ⓘ |
| country | Italy ⓘ |
| electrification | partly non-electrified ⓘ |
| gauge |
narrow gauge
ⓘ
standard gauge ⓘ |
| hasLine |
Cagliari–Carbonia railway
NERFINISHED
ⓘ
Cagliari–Golfo Aranci railway NERFINISHED ⓘ Cagliari–Iglesias railway NERFINISHED ⓘ Macomer–Nuoro railway NERFINISHED ⓘ Oristano–Terralba railway NERFINISHED ⓘ Sassari–Alghero railway NERFINISHED ⓘ Sassari–Olbia railway NERFINISHED ⓘ Sassari–Porto Torres railway NERFINISHED ⓘ |
| hasMajorStation |
Cagliari railway station
NERFINISHED
ⓘ
Carbonia Serbariu railway station NERFINISHED ⓘ Olbia railway station NERFINISHED ⓘ Oristano railway station NERFINISHED ⓘ Porto Torres railway station NERFINISHED ⓘ Sassari railway station NERFINISHED ⓘ |
| hasOperator |
ARST
NERFINISHED
ⓘ
Trenitalia NERFINISHED ⓘ |
| hasService |
commuter rail service
ⓘ
regional rail service ⓘ tourist railway service ⓘ |
| includes | Trenino Verde NERFINISHED ⓘ |
| locatedIn | Sardinia NERFINISHED ⓘ |
| locatedOn | island of Sardinia NERFINISHED ⓘ |
| partOf | Italian railway system NERFINISHED ⓘ |
| primaryHub | Cagliari NERFINISHED ⓘ |
| secondaryHub |
Olbia
NERFINISHED
ⓘ
Sassari NERFINISHED ⓘ |
| trackConfiguration | mostly single track ⓘ |
| usedFor |
freight transport
ⓘ
passenger transport ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Sardinian railway network Description of subject: The Sardinian railway network is the system of rail lines and services that connects major cities and towns across the island of Sardinia, Italy.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.