Rebibbia–Laurentina branch of Line B
E831889
The Rebibbia–Laurentina branch of Line B is a main segment of Rome’s Metro Line B that runs across the city between the northeastern Rebibbia area and the southern Laurentina district.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Rebibbia–Laurentina branch of Line B canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9956505 — 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: Rebibbia–Laurentina branch of Line B Context triple: [Colosseo metro station, isPartOfLineSection, Rebibbia–Laurentina branch of Line B]
-
A.
Savoy-Carignano branch
The Savoy-Carignano branch was a cadet line of the House of Savoy that produced several notable princes and ultimately the kings who unified Italy in the 19th century.
-
B.
Nord-Sud Line B
Nord-Sud Line B was the original name of what is now Paris Métro Line 13, a major north–south subway line in the French capital.
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C.
Metro Line B
Metro Line B is a rapid transit line that forms part of the Mexico City Metro network.
-
D.
Line B of Buenos Aires Underground
Line B of the Buenos Aires Underground is a major metro line that runs primarily beneath Avenida Corrientes, connecting the city center with several western neighborhoods and serving key commercial and cultural areas.
-
E.
Green Line A branch
Green Line A branch was a former branch of Boston’s MBTA Green Line light rail system that once ran to Watertown before being discontinued.
- 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: Rebibbia–Laurentina branch of Line B Target entity description: The Rebibbia–Laurentina branch of Line B is a main segment of Rome’s Metro Line B that runs across the city between the northeastern Rebibbia area and the southern Laurentina district.
-
A.
Savoy-Carignano branch
The Savoy-Carignano branch was a cadet line of the House of Savoy that produced several notable princes and ultimately the kings who unified Italy in the 19th century.
-
B.
Nord-Sud Line B
Nord-Sud Line B was the original name of what is now Paris Métro Line 13, a major north–south subway line in the French capital.
-
C.
Metro Line B
Metro Line B is a rapid transit line that forms part of the Mexico City Metro network.
-
D.
Line B of Buenos Aires Underground
Line B of the Buenos Aires Underground is a major metro line that runs primarily beneath Avenida Corrientes, connecting the city center with several western neighborhoods and serving key commercial and cultural areas.
-
E.
Green Line A branch
Green Line A branch was a former branch of Boston’s MBTA Green Line light rail system that once ran to Watertown before being discontinued.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
metro line branch
ⓘ
public transport route ⓘ |
| connectsDistrict |
Eur district
NERFINISHED
ⓘ
Laurentina NERFINISHED ⓘ Rebibbia NERFINISHED ⓘ Tiburtina area NERFINISHED ⓘ |
| connectsTo | B1 branch of Line B ⓘ |
| connectsWith | Rome Metro Line A at Termini NERFINISHED ⓘ |
| connectsWithOtherLineAt | Termini station NERFINISHED ⓘ |
| electrification | overhead line ⓘ |
| fareSystem | Metrebus Roma NERFINISHED ⓘ |
| hasFareZone | Rome urban zone NERFINISHED ⓘ |
| hasInfrastructureType | double track ⓘ |
| hasLanguageOfSignage |
English
ⓘ
Italian ⓘ |
| hasLineCode | B ⓘ |
| hasPlatformType |
surface platforms
ⓘ
underground platforms ⓘ |
| hasRollingStockType | electric multiple units ⓘ |
| hasSectionType |
at grade
ⓘ
elevated ⓘ underground ⓘ |
| hasServiceType |
rapid transit
ⓘ
urban rail ⓘ |
| hasTransportMode |
metro
ⓘ
rail ⓘ |
| isBackboneFor | north–south travel in Rome ⓘ |
| isMainSegmentOf | Line B Rebibbia–Laurentina–Jonio network NERFINISHED ⓘ |
| lineColor | blue ⓘ |
| locatedIn |
Italy
ⓘ
Lazio ⓘ Rome ⓘ |
| operator | ATAC NERFINISHED ⓘ |
| owner | Comune di Roma NERFINISHED ⓘ |
| partOf | Rome Metro Line B NERFINISHED ⓘ |
| servesArea |
Laurentina district
NERFINISHED
ⓘ
Rebibbia NERFINISHED ⓘ northeastern Rome ⓘ southern Rome ⓘ |
| system | Rome Metro NERFINISHED ⓘ |
| terminus |
Laurentina
NERFINISHED
ⓘ
Rebibbia NERFINISHED ⓘ |
| trackGauge | standard gauge ⓘ |
| usesSignalling | metro signalling system ⓘ |
| usesTicketingSystem |
contactless smart cards
ⓘ
magnetic tickets ⓘ |
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: Rebibbia–Laurentina branch of Line B Description of subject: The Rebibbia–Laurentina branch of Line B is a main segment of Rome’s Metro Line B that runs across the city between the northeastern Rebibbia area and the southern Laurentina district.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.