Farragut Crossing (virtual tunnel)
E660429
Farragut Crossing (virtual tunnel) is a fare-free, out-of-system transfer connection in Washington, D.C.’s Metrorail system that allows riders to switch between the nearby Farragut West and Farragut North stations without paying an additional fare.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Farragut Crossing (virtual tunnel) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7371934 — 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: Farragut Crossing (virtual tunnel) Context triple: [Farragut West, transferFeature, Farragut Crossing (virtual tunnel)]
-
A.
Potomac River tunnel
The Potomac River tunnel is an underwater rail tunnel in the Washington, D.C. area that carries Washington Metro trains beneath the Potomac River.
-
B.
Downtown Tunnel
The Downtown Tunnel is a major underwater vehicular tunnel in the Hampton Roads region that carries traffic beneath the Elizabeth River between Norfolk and Portsmouth, Virginia.
-
C.
Fort McHenry Tunnel
The Fort McHenry Tunnel is a major underwater highway tunnel in Baltimore, Maryland, carrying Interstate 95 beneath the harbor near Fort McHenry to ease traffic through the city.
-
D.
Center City Tunnel
Center City Tunnel is an underground rail corridor in downtown Philadelphia that links several major commuter rail lines to create a unified through-running system.
-
E.
Baltimore Harbor Tunnel
The Baltimore Harbor Tunnel is a vehicular tunnel in Baltimore, Maryland, that carries Interstate 895 beneath the harbor as a major route for traffic bypassing downtown.
- 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: Farragut Crossing (virtual tunnel) Target entity description: Farragut Crossing (virtual tunnel) is a fare-free, out-of-system transfer connection in Washington, D.C.’s Metrorail system that allows riders to switch between the nearby Farragut West and Farragut North stations without paying an additional fare.
-
A.
Potomac River tunnel
The Potomac River tunnel is an underwater rail tunnel in the Washington, D.C. area that carries Washington Metro trains beneath the Potomac River.
-
B.
Downtown Tunnel
The Downtown Tunnel is a major underwater vehicular tunnel in the Hampton Roads region that carries traffic beneath the Elizabeth River between Norfolk and Portsmouth, Virginia.
-
C.
Fort McHenry Tunnel
The Fort McHenry Tunnel is a major underwater highway tunnel in Baltimore, Maryland, carrying Interstate 95 beneath the harbor near Fort McHenry to ease traffic through the city.
-
D.
Center City Tunnel
Center City Tunnel is an underground rail corridor in downtown Philadelphia that links several major commuter rail lines to create a unified through-running system.
-
E.
Baltimore Harbor Tunnel
The Baltimore Harbor Tunnel is a vehicular tunnel in Baltimore, Maryland, that carries Interstate 895 beneath the harbor as a major route for traffic bypassing downtown.
- F. None of above. chosen
Statements (26)
| Predicate | Object |
|---|---|
| instanceOf |
fare-free transfer
ⓘ
out-of-system transfer ⓘ virtual tunnel ⓘ |
| allowsTransferBetweenLinesAt |
Farragut North
NERFINISHED
ⓘ
Farragut West NERFINISHED ⓘ |
| cityServed | Washington, D.C. NERFINISHED ⓘ |
| connectsStation |
Farragut North
NERFINISHED
ⓘ
Farragut West NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| designedTo | avoid double-charging fares for short walk transfers ⓘ |
| fareChargedForTransfer | no additional fare ⓘ |
| fareIntegration | SmarTrip-based ⓘ |
| farePolicy | fare-free ⓘ |
| locatedIn | Washington, D.C. ⓘ |
| nearbyLandmark | Farragut Square NERFINISHED ⓘ |
| operator | Washington Metropolitan Area Transit Authority ⓘ |
| operatorAbbreviation | WMATA NERFINISHED ⓘ |
| partOf |
Metrorail system
NERFINISHED
ⓘ
Washington Metro NERFINISHED ⓘ |
| physicalTunnel | no ⓘ |
| primaryUsers | Metrorail riders transferring between Farragut West and Farragut North ⓘ |
| systemType | urban rapid transit transfer feature ⓘ |
| transferMechanism | fare system linkage ⓘ |
| transferType | out-of-system ⓘ |
| transferWithinSystem | Metrorail NERFINISHED ⓘ |
| transferZone | downtown Washington, D.C. 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: Farragut Crossing (virtual tunnel) Description of subject: Farragut Crossing (virtual tunnel) is a fare-free, out-of-system transfer connection in Washington, D.C.’s Metrorail system that allows riders to switch between the nearby Farragut West and Farragut North stations without paying an additional fare.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.