Casa de l'Aigua station
E918448
Casa de l'Aigua station is a Barcelona Metro stop on the city's Line 11 serving the Trinitat Nova area in the Nou Barris district.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Casa de l'Aigua station canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10769761 — 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: Casa de l'Aigua station Context triple: [Line 11 (Barcelona Metro), hasStation, Casa de l'Aigua station]
-
A.
Poble Sec station
Poble Sec station is an underground Barcelona Metro stop in the Sants-Montjuïc district, providing access to the Poble-sec neighborhood near Montjuïc hill.
-
B.
La Sagrera station
La Sagrera station is a major multimodal transport hub in Barcelona that connects several metro lines and commuter rail services in the northeastern part of the city.
-
C.
Sant Andreu station
Sant Andreu station is a Barcelona Metro stop serving the Sant Andreu district, providing urban rail connections as part of the city’s rapid transit network.
-
D.
Maragall station
Maragall station is a Barcelona Metro station serving the Horta-Guinardó district and acting as an interchange point between multiple metro lines.
-
E.
Santa Eulàlia station
Santa Eulàlia station is a Barcelona Metro stop in the L'Hospitalet de Llobregat area that serves as part of the city’s rapid transit network.
- 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: Casa de l'Aigua station Target entity description: Casa de l'Aigua station is a Barcelona Metro stop on the city's Line 11 serving the Trinitat Nova area in the Nou Barris district.
-
A.
Poble Sec station
Poble Sec station is an underground Barcelona Metro stop in the Sants-Montjuïc district, providing access to the Poble-sec neighborhood near Montjuïc hill.
-
B.
La Sagrera station
La Sagrera station is a major multimodal transport hub in Barcelona that connects several metro lines and commuter rail services in the northeastern part of the city.
-
C.
Sant Andreu station
Sant Andreu station is a Barcelona Metro stop serving the Sant Andreu district, providing urban rail connections as part of the city’s rapid transit network.
-
D.
Maragall station
Maragall station is a Barcelona Metro station serving the Horta-Guinardó district and acting as an interchange point between multiple metro lines.
-
E.
Santa Eulàlia station
Santa Eulàlia station is a Barcelona Metro stop in the L'Hospitalet de Llobregat area that serves as part of the city’s rapid transit network.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
Barcelona Metro station
ⓘ
rapid transit station ⓘ |
| connectsTo | Trinitat Nova station NERFINISHED ⓘ |
| country | Spain ⓘ |
| electrificationSystem | 750 V DC third rail ⓘ |
| fareSystem | Autoritat del Transport Metropolità integrated fare system ⓘ |
| fareZone | ATM fare zone 1 ⓘ |
| hasAccessibilityFeature |
escalators
ⓘ
lifts ⓘ step-free access ⓘ |
| hasPlatformConfiguration | side platforms ⓘ |
| hasService | urban rail transit ⓘ |
| hasSignageLanguage |
Catalan
ⓘ
Spanish ⓘ |
| hasTicketingSystem | automatic ticket machines ⓘ |
| lineTypeServed | light metro line ⓘ |
| locatedIn |
Barcelona
ⓘ
Nou Barris district NERFINISHED ⓘ Trinitat Nova neighborhood NERFINISHED ⓘ |
| locatedInMetropolitanArea | Barcelona metropolitan area NERFINISHED ⓘ |
| locatedInRegion | Catalonia NERFINISHED ⓘ |
| operator | Transports Metropolitans de Barcelona NERFINISHED ⓘ |
| ownedBy | Ajuntament de Barcelona NERFINISHED ⓘ |
| partOfNetwork | Barcelona Metro NERFINISHED ⓘ |
| railGauge | standard gauge ⓘ |
| servedArea | Trinitat Nova area ⓘ |
| servedByLine | Barcelona Metro line 11 NERFINISHED ⓘ |
| servedDistrict | Nou Barris NERFINISHED ⓘ |
| structureType | elevated station ⓘ |
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: Casa de l'Aigua station Description of subject: Casa de l'Aigua station is a Barcelona Metro stop on the city's Line 11 serving the Trinitat Nova area in the Nou Barris district.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Line 11 (Barcelona Metro)