W&OD Railroad Regional Park
E116682
W&OD Railroad Regional Park is a popular Northern Virginia linear park and rail-trail that follows the former Washington & Old Dominion Railroad corridor, offering miles of paved paths for walking, running, and cycling.
All labels observed (2)
| Label | Occurrences |
|---|---|
| W&OD Railroad Regional Park canonical | 1 |
| Washington and Old Dominion Railroad Regional Park | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T987963 — 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: W&OD Railroad Regional Park Context triple: [Vienna, Virginia, hasAttraction, W&OD Railroad Regional Park]
-
A.
East Potomac Park
East Potomac Park is a large recreational island park in Washington, D.C., known for its golf course, cherry blossoms, and scenic waterfront views of the Potomac River and Washington Channel.
-
B.
West Potomac Park
West Potomac Park is a large, scenic national park area in Washington, D.C., along the Tidal Basin and Potomac River, known for its iconic monuments, memorials, and cherry blossom trees.
-
C.
Rock Creek Park
Rock Creek Park is a large urban national park in Washington, D.C., known for its wooded trails, scenic creek, and recreational facilities.
-
D.
Great Falls Park
Great Falls Park is a U.S. national park along the Potomac River in Virginia, known for its dramatic waterfalls, rugged river gorge, and hiking and viewing opportunities near Washington, D.C.
-
E.
Railroad Park
Railroad Park is a popular urban green space and community gathering spot in downtown Birmingham, Alabama, known for its walking trails, ponds, and skyline views.
- 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: W&OD Railroad Regional Park Target entity description: W&OD Railroad Regional Park is a popular Northern Virginia linear park and rail-trail that follows the former Washington & Old Dominion Railroad corridor, offering miles of paved paths for walking, running, and cycling.
-
A.
East Potomac Park
East Potomac Park is a large recreational island park in Washington, D.C., known for its golf course, cherry blossoms, and scenic waterfront views of the Potomac River and Washington Channel.
-
B.
West Potomac Park
West Potomac Park is a large, scenic national park area in Washington, D.C., along the Tidal Basin and Potomac River, known for its iconic monuments, memorials, and cherry blossom trees.
-
C.
Rock Creek Park
Rock Creek Park is a large urban national park in Washington, D.C., known for its wooded trails, scenic creek, and recreational facilities.
-
D.
Great Falls Park
Great Falls Park is a U.S. national park along the Potomac River in Virginia, known for its dramatic waterfalls, rugged river gorge, and hiking and viewing opportunities near Washington, D.C.
-
E.
Railroad Park
Railroad Park is a popular urban green space and community gathering spot in downtown Birmingham, Alabama, known for its walking trails, ponds, and skyline views.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
linear park
ⓘ
rail trail ⓘ regional park ⓘ |
| category |
linear parks in the United States
ⓘ
parks in Virginia ⓘ rail trails in Virginia ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| follows |
Washington & Old Dominion Railroad corridor
ⓘ
linked to:
Washington & Old Dominion Railroad Trail
former railroad right-of-way ⓘ historic railroad corridor ⓘ |
| formerUseOfCorridor | railroad ⓘ |
| hasAccessibility |
accessible to cyclists
ⓘ
accessible to pedestrians ⓘ accessible to runners ⓘ |
| hasFeature |
multi-use path
ⓘ
rail-trail ⓘ recreational trail ⓘ |
| isPopularFor |
commuter cycling
ⓘ
fitness activities ⓘ outdoor recreation ⓘ |
| locatedIn | Northern Virginia ⓘ |
| regionServed |
Northern Virginia communities
ⓘ
Washington metropolitan area ⓘ |
| state | Virginia ⓘ |
| surfaceType | paved trail ⓘ |
| trailType |
non-motorized trail
ⓘ
shared-use path ⓘ |
| usedFor |
cycling
ⓘ
running ⓘ walking ⓘ |
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: W&OD Railroad Regional Park Description of subject: W&OD Railroad Regional Park is a popular Northern Virginia linear park and rail-trail that follows the former Washington & Old Dominion Railroad corridor, offering miles of paved paths for walking, running, and cycling.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: W&OD Railroad Regional Park