Riverdale station
E230276
Riverdale station is a commuter rail stop in Riverdale, Maryland, served by MARC’s Camden Line between Washington, D.C., and Baltimore.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Riverdale MARC station | 2 |
| Riverdale station canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1312007 — 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: Riverdale station Context triple: [Camden Line, hasStation, Riverdale station]
-
A.
Edgewood station
Edgewood station is a commuter rail stop in Edgewood, Maryland, served by MARC’s Penn Line between Baltimore and Perryville.
-
B.
Snyder station
Snyder station is an underground rapid transit stop on SEPTA’s Broad Street Line serving South Philadelphia.
-
C.
Brentwood station
Brentwood station is a Long Island Rail Road commuter rail stop in Brentwood, New York, serving passengers on the Ronkonkoma Branch.
-
D.
Rosedale station
Rosedale station is a subway station on Line 1 of the Toronto Transit Commission (TTC) serving the Rosedale neighbourhood in Toronto, Canada.
-
E.
Baldwin station
Baldwin station is a Long Island Rail Road commuter rail stop located in the hamlet of Baldwin in Nassau County, New York.
- 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: Riverdale station Target entity description: Riverdale station is a commuter rail stop in Riverdale, Maryland, served by MARC’s Camden Line between Washington, D.C., and Baltimore.
-
A.
Edgewood station
Edgewood station is a commuter rail stop in Edgewood, Maryland, served by MARC’s Penn Line between Baltimore and Perryville.
-
B.
Snyder station
Snyder station is an underground rapid transit stop on SEPTA’s Broad Street Line serving South Philadelphia.
-
C.
Brentwood station
Brentwood station is a Long Island Rail Road commuter rail stop in Brentwood, New York, serving passengers on the Ronkonkoma Branch.
-
D.
Rosedale station
Rosedale station is a subway station on Line 1 of the Toronto Transit Commission (TTC) serving the Rosedale neighbourhood in Toronto, Canada.
-
E.
Baldwin station
Baldwin station is a Long Island Rail Road commuter rail stop located in the hamlet of Baldwin in Nassau County, New York.
- F. None of above. chosen
Statements (20)
| Predicate | Object |
|---|---|
| instanceOf |
commuter rail station
ⓘ
railway station ⓘ |
| connectsTo |
Baltimore, Maryland
ⓘ
linked to:
Baltimore, Maryland, United States
Washington, D.C. ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| hasAdjacentStationOnLine | Riverdale Park–Kenilworth station (Purple Line, planned) ⓘ |
| hasServiceType | commuter rail ⓘ |
| locatedIn |
Riverdale, Maryland
ⓘ
linked to:
Riverdale Park, Maryland
|
| locatedInAdministrativeTerritory |
Maryland
ⓘ
Prince George's County, Maryland ⓘ
linked to:
Prince George’s County, Maryland
|
| locatedInCountry | United States of America ⓘ |
| locatedInTimeZone | Eastern Time Zone ⓘ |
| locatedOnRailwayLine | Camden Line ⓘ |
| operator | MARC ⓘ |
| ownedBy | Maryland Transit Administration ⓘ |
| partOfNetwork |
MARC Camden Line
ⓘ
linked to:
Camden Line
|
| publicTransportSystem | MARC Train ⓘ |
| railGauge | standard gauge ⓘ |
| railwayLineServed |
MARC Camden Line
ⓘ
linked to:
Camden Line
|
| servesCommuterRail |
MARC Train Service
ⓘ
linked to:
MARC Train
|
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: Riverdale station Description of subject: Riverdale station is a commuter rail stop in Riverdale, Maryland, served by MARC’s Camden Line between Washington, D.C., and Baltimore.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Riverdale station
linked to: Riverdale station