Silver Line SL5
E574024
Silver Line SL5 is a bus rapid transit route in Boston that operates as part of the MBTA Silver Line, connecting downtown with neighborhoods along Washington Street.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Silver Line SL5 canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T6149212 — 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: Silver Line SL5 Context triple: [Washington Street surface section, hasService, Silver Line SL5]
-
A.
Silver Line SL4
Silver Line SL4 is a bus rapid transit route in Boston that operates as part of the MBTA Silver Line, connecting downtown with neighborhoods along Washington Street.
-
B.
S55 line
The S55 line is a former regional commuter rail service that operated as part of the Zürich S-Bahn network in Switzerland.
-
C.
Line 15–Silver
Line 15–Silver is a driverless monorail line of the São Paulo Metro system serving the city’s eastern zone.
-
D.
S Line
The S Line is a modern streetcar route in the Salt Lake City area that provides local transit service and links neighborhoods to the broader TRAX light rail network.
-
E.
S Line
The S Line is a route within the Sounder commuter rail system that provides passenger rail service in the Seattle metropolitan area.
- 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: Silver Line SL5 Target entity description: Silver Line SL5 is a bus rapid transit route in Boston that operates as part of the MBTA Silver Line, connecting downtown with neighborhoods along Washington Street.
-
A.
Silver Line SL4
Silver Line SL4 is a bus rapid transit route in Boston that operates as part of the MBTA Silver Line, connecting downtown with neighborhoods along Washington Street.
-
B.
S55 line
The S55 line is a former regional commuter rail service that operated as part of the Zürich S-Bahn network in Switzerland.
-
C.
Line 15–Silver
Line 15–Silver is a driverless monorail line of the São Paulo Metro system serving the city’s eastern zone.
-
D.
S Line
The S Line is a modern streetcar route in the Salt Lake City area that provides local transit service and links neighborhoods to the broader TRAX light rail network.
-
E.
S Line
The S Line is a route within the Sounder commuter rail system that provides passenger rail service in the Seattle metropolitan area.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
MBTA bus route
ⓘ
bus rapid transit route ⓘ |
| connectsTo |
Downtown Boston
ⓘ
Dudley Square area ⓘ MBTA Green Line ⓘ MBTA Orange Line ⓘ MBTA Red Line ⓘ MBTA commuter rail ⓘ
linked to:
MBTA Commuter Rail network
Roxbury ⓘ South End ⓘ |
| corridor | Washington Street ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| fareMediumAccepted |
CharlieCard
ⓘ
CharlieTicket ⓘ MBTA mobile ticketing ⓘ |
| fareSystem | MBTA fare system ⓘ |
| hasColor | silver ⓘ |
| hasRouteFamily | Silver Line Washington Street services ⓘ |
| hasRouteNumber | SL5 ⓘ |
| hasServiceArea | Downtown Boston–Washington Street corridor ⓘ |
| isMarketedAs | bus rapid transit ⓘ |
| isSuccessorTo | former MBTA route 49 on Washington Street ⓘ |
| operatedBy |
Massachusetts Bay Transportation Authority
ⓘ
linked to:
MBTA
|
| operatesWithin | MBTA bus network ⓘ |
| partOf | MBTA Silver Line ⓘ |
| servesCity | Boston, Massachusetts ⓘ |
| serviceType |
bus rapid transit
ⓘ
local ⓘ |
| transitMode | bus ⓘ |
| usesBranding | Silver Line ⓘ |
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: Silver Line SL5 Description of subject: Silver Line SL5 is a bus rapid transit route in Boston that operates as part of the MBTA Silver Line, connecting downtown with neighborhoods along Washington Street.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.