Iarnród Éireann
E615349
Iarnród Éireann is the national railway operator of Ireland, responsible for most passenger and freight rail services across the country.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Iarnród Éireann canonical | 21 |
| Iarnród Éireann InterCity network | 2 |
| Iarnród Éireann network | 2 |
| Irish Rail InterCity services | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6740934 — 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: Iarnród Éireann Context triple: [Lansdowne Road railway station, ownedBy, Iarnród Éireann]
-
A.
Aer Lingus
Aer Lingus is the flag carrier airline of Ireland, operating international flights primarily between Ireland, Europe, and North America.
-
B.
Abellio
Abellio is a Dutch-based public transport company that operates train and bus services in the United Kingdom and parts of Europe.
-
C.
Flynas
Flynas is a Saudi low-cost airline based in Riyadh that operates domestic and regional flights across the Middle East and beyond.
-
D.
Irish Ferries
Irish Ferries is a major Irish ferry company operating passenger and freight services across the Irish Sea and to continental Europe.
-
E.
An Post
An Post is Ireland’s state-owned postal service provider, responsible for nationwide mail delivery, post offices, and related financial and communication services.
- 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: Iarnród Éireann Target entity description: Iarnród Éireann is the national railway operator of Ireland, responsible for most passenger and freight rail services across the country.
-
A.
Aer Lingus
Aer Lingus is the flag carrier airline of Ireland, operating international flights primarily between Ireland, Europe, and North America.
-
B.
Abellio
Abellio is a Dutch-based public transport company that operates train and bus services in the United Kingdom and parts of Europe.
-
C.
Flynas
Flynas is a Saudi low-cost airline based in Riyadh that operates domestic and regional flights across the Middle East and beyond.
-
D.
Irish Ferries
Irish Ferries is a major Irish ferry company operating passenger and freight services across the Irish Sea and to continental Europe.
-
E.
An Post
An Post is Ireland’s state-owned postal service provider, responsible for nationwide mail delivery, post offices, and related financial and communication services.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
railway company
ⓘ
state-owned enterprise ⓘ |
| abbreviation |
IR
NERFINISHED
ⓘ
IÉ NERFINISHED ⓘ |
| brandName | Irish Rail NERFINISHED ⓘ |
| country | Ireland NERFINISHED ⓘ |
| governmentOwnership | state-owned ⓘ |
| hasEnglishName | Irish Rail NERFINISHED ⓘ |
| hasSubsidiaryRole | rail infrastructure manager in Ireland ⓘ |
| headquartersLocation | Dublin NERFINISHED ⓘ |
| industry | rail transport ⓘ |
| isPartOf | Córas Iompair Éireann Group NERFINISHED ⓘ |
| languageOfName | Irish ⓘ |
| networkType | heavy rail ⓘ |
| operates |
Commuter rail services in Ireland
ⓘ
DART NERFINISHED ⓘ InterCity services in Ireland NERFINISHED ⓘ Rosslare Europort rail services ⓘ suburban rail services in Greater Dublin ⓘ |
| operatesIn | Republic of Ireland NERFINISHED ⓘ |
| operatesService | Enterprise (Dublin–Belfast) (jointly with NI Railways) NERFINISHED ⓘ |
| operatesStation |
Belfast Lanyon Place (jointly, cross-border services)
NERFINISHED
ⓘ
Cork Kent railway station NERFINISHED ⓘ Dublin Connolly railway station NERFINISHED ⓘ Dublin Heuston railway station NERFINISHED ⓘ Dublin Pearse railway station NERFINISHED ⓘ Galway railway station NERFINISHED ⓘ Limerick Colbert railway station NERFINISHED ⓘ Sligo railway station NERFINISHED ⓘ Waterford Plunkett railway station NERFINISHED ⓘ |
| owns |
Dublin–Belfast railway line (within Ireland)
NERFINISHED
ⓘ
Dublin–Cork railway line NERFINISHED ⓘ Dublin–Galway railway line NERFINISHED ⓘ Dublin–Limerick railway line NERFINISHED ⓘ Dublin–Sligo railway line NERFINISHED ⓘ Dublin–Waterford railway line NERFINISHED ⓘ Dublin–Westport railway line NERFINISHED ⓘ Irish railway infrastructure ⓘ |
| parentOrganization | Córas Iompair Éireann NERFINISHED ⓘ |
| primaryRole | national railway operator of Ireland ⓘ |
| railGauge |
1600 mm
ⓘ
Irish gauge ⓘ |
| responsibleFor |
most freight rail services in Ireland
ⓘ
most passenger rail services in Ireland ⓘ |
| serviceType |
freight rail transport
ⓘ
passenger rail transport ⓘ |
| usesTicketingSystem | integrated public transport ticketing in Ireland ⓘ |
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: Iarnród Éireann Description of subject: Iarnród Éireann is the national railway operator of Ireland, responsible for most passenger and freight rail services across the country.
Referenced by (26)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Iarnród Éireann InterCity network
this entity surface form:
Iarnród Éireann network
subject surface form:
Phoenix Park Tunnel
this entity surface form:
Iarnród Éireann InterCity network
subject surface form:
Phoenix Park Tunnel
subject surface form:
Phoenix Park Tunnel
this entity surface form:
Irish Rail InterCity services
this entity surface form:
Iarnród Éireann network