Dublin Area Rapid Transit
E520553
Dublin Area Rapid Transit (DART) is an electrified suburban rail system serving Dublin and its coastal suburbs along the Irish Sea.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Dublin Area Rapid Transit canonical | 5 |
| Dublin Suburban Rail network | 1 |
| Dublin suburban rail network | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5440054 — 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: Dublin Area Rapid Transit Context triple: [Sandymount, transport, Dublin Area Rapid Transit]
-
A.
Dublin Luas
Dublin Luas is a modern light rail tram system serving Dublin, Ireland, providing key urban and suburban public transport across the city.
-
B.
Dublin Bus
Dublin Bus is the main public bus operator in Dublin, Ireland, providing extensive urban and suburban services across the city and surrounding areas.
-
C.
U2 metro line
The U2 metro line is one of Vienna’s rapid transit lines, running from the city’s outskirts through central districts and serving major venues and recreational areas.
-
D.
Ulster Transport Authority
The Ulster Transport Authority was a government-owned body responsible for operating and overseeing public transport services, including railways and buses, in Northern Ireland from the late 1940s until the late 1960s.
-
E.
Belfast suburban rail system
The Belfast suburban rail system is a commuter rail network serving the Greater Belfast area, connecting the city with its surrounding suburbs and key destinations.
- 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: Dublin Area Rapid Transit Target entity description: Dublin Area Rapid Transit (DART) is an electrified suburban rail system serving Dublin and its coastal suburbs along the Irish Sea.
-
A.
Dublin Luas
Dublin Luas is a modern light rail tram system serving Dublin, Ireland, providing key urban and suburban public transport across the city.
-
B.
Dublin Bus
Dublin Bus is the main public bus operator in Dublin, Ireland, providing extensive urban and suburban services across the city and surrounding areas.
-
C.
U2 metro line
The U2 metro line is one of Vienna’s rapid transit lines, running from the city’s outskirts through central districts and serving major venues and recreational areas.
-
D.
Ulster Transport Authority
The Ulster Transport Authority was a government-owned body responsible for operating and overseeing public transport services, including railways and buses, in Northern Ireland from the late 1940s until the late 1960s.
-
E.
Belfast suburban rail system
The Belfast suburban rail system is a commuter rail network serving the Greater Belfast area, connecting the city with its surrounding suburbs and key destinations.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
commuter rail system
ⓘ
electrified railway ⓘ suburban rail system ⓘ |
| abbreviation | DART NERFINISHED ⓘ |
| connectsWith |
Dublin Bus
NERFINISHED
ⓘ
InterCity rail services at Dublin Connolly ⓘ Luas NERFINISHED ⓘ |
| country | Ireland NERFINISHED ⓘ |
| depot | Fairview Depot NERFINISHED ⓘ |
| electrificationSystem | overhead line ⓘ |
| electrificationVoltage | 1500 V DC ⓘ |
| electrified | true ⓘ |
| fareMedium | Leap Card NERFINISHED ⓘ |
| fareSystem | integrated with Dublin-area public transport ⓘ |
| followsCoastOf | Irish Sea NERFINISHED ⓘ |
| hasMapDisplayName | DART NERFINISHED ⓘ |
| hasWebsite | https://www.irishrail.ie ⓘ |
| lineColor | green ⓘ |
| locale | Greater Dublin Area NERFINISHED ⓘ |
| networkLength | approximately 50 km ⓘ |
| notableFeature | runs largely along Dublin Bay coastline ⓘ |
| openedAs | electrified suburban rail service between Howth and Bray ⓘ |
| openingDate | 1984 ⓘ |
| operator | Iarnród Éireann NERFINISHED ⓘ |
| owner | Iarnród Éireann NERFINISHED ⓘ |
| passesThrough |
Bray Daly railway station
NERFINISHED
ⓘ
Dublin Connolly railway station NERFINISHED ⓘ Dublin Pearse railway station NERFINISHED ⓘ Dublin Tara Street railway station NERFINISHED ⓘ Dún Laoghaire railway station NERFINISHED ⓘ |
| primaryUse | commuter transport ⓘ |
| region | Leinster NERFINISHED ⓘ |
| rollingStock |
IE 8100 Class EMU
NERFINISHED
ⓘ
IE 8500 Class EMU NERFINISHED ⓘ IE 8510 Class EMU NERFINISHED ⓘ IE 8520 Class EMU NERFINISHED ⓘ |
| serves |
County Dublin
NERFINISHED
ⓘ
Dublin NERFINISHED ⓘ Dublin coastal suburbs ⓘ |
| terminus |
Greystones railway station
NERFINISHED
ⓘ
Howth railway station NERFINISHED ⓘ Malahide railway station NERFINISHED ⓘ |
| trackGauge |
1600 mm
ⓘ
Irish gauge ⓘ |
| usesLine |
Dublin–Belfast railway line (southern section)
NERFINISHED
ⓘ
Dublin–Rosslare railway line NERFINISHED ⓘ |
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: Dublin Area Rapid Transit Description of subject: Dublin Area Rapid Transit (DART) is an electrified suburban rail system serving Dublin and its coastal suburbs along the Irish Sea.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Dublin suburban rail network
subject surface form:
Phoenix Park Tunnel
this entity surface form:
Dublin Suburban Rail network