South Street Bridge
E555432
South Street Bridge is a major roadway bridge in Philadelphia, Pennsylvania, spanning the Schuylkill River and connecting the University City and Center City neighborhoods.
All labels observed (2)
| Label | Occurrences |
|---|---|
| South Street Bridge canonical | 5 |
| Grays Ferry crossing of the Schuylkill River | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3792870 — 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: South Street Bridge Context triple: [Penn Park, locatedNear, South Street Bridge]
-
A.
Walnut Street Bridge
Walnut Street Bridge is a historic pedestrian truss bridge in Chattanooga, Tennessee, known as one of the world’s longest pedestrian bridges and a prominent riverfront landmark.
-
B.
Walnut Street Bridge
The Walnut Street Bridge is a historic pedestrian bridge spanning the Susquehanna River in Harrisburg, Pennsylvania, known for its distinctive iron truss design and scenic city views.
-
C.
Pearl Street Bridge
Pearl Street Bridge is a historic vehicular and pedestrian bridge spanning the Grand River in downtown Grand Rapids, Michigan.
-
D.
Greystone Bridge
Greystone Bridge is a historic stone road bridge in southwest England that carries traffic across the River Tamar between Devon and Cornwall.
-
E.
Wells Street Bridge
Wells Street Bridge is a historic double-deck, double-leaf bascule bridge in downtown Chicago that carries both road traffic and elevated trains across the Chicago River.
- 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: South Street Bridge Target entity description: South Street Bridge is a major roadway bridge in Philadelphia, Pennsylvania, spanning the Schuylkill River and connecting the University City and Center City neighborhoods.
-
A.
Walnut Street Bridge
The Walnut Street Bridge is a historic pedestrian bridge spanning the Susquehanna River in Harrisburg, Pennsylvania, known for its distinctive iron truss design and scenic city views.
-
B.
Walnut Street Bridge
Walnut Street Bridge is a historic pedestrian truss bridge in Chattanooga, Tennessee, known as one of the world’s longest pedestrian bridges and a prominent riverfront landmark.
-
C.
Pearl Street Bridge
Pearl Street Bridge is a historic vehicular and pedestrian bridge spanning the Grand River in downtown Grand Rapids, Michigan.
-
D.
Greystone Bridge
Greystone Bridge is a historic stone road bridge in southwest England that carries traffic across the River Tamar between Devon and Cornwall.
-
E.
Wells Street Bridge
Wells Street Bridge is a historic double-deck, double-leaf bascule bridge in downtown Chicago that carries both road traffic and elevated trains across the Chicago River.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
bridge in Philadelphia
ⓘ
girder bridge ⓘ road bridge ⓘ |
| carries | South Street ⓘ |
| closedForReconstruction | 2008 ⓘ |
| connects |
Center City, Philadelphia
ⓘ
linked to:
Center City Philadelphia
University City, Philadelphia ⓘ |
| crosses | Schuylkill River ⓘ |
| hasApproachRoad |
South Street (east approach)
ⓘ
linked to:
South Street
South Street (west approach) ⓘ |
| hasApproximateOpeningYearOfOriginalStructure | late 19th century ⓘ |
| hasCulturalRole | gateway between Center City and University City ⓘ |
| hasDeckMaterial | concrete ⓘ |
| hasDesign | steel girder superstructure ⓘ |
| hasFeature |
bicycle lanes
ⓘ
overlooks Schuylkill River Trail ⓘ
linked to:
Schuylkill River Trail
sidewalks for pedestrians ⓘ views of Center City skyline ⓘ |
| hasJurisdiction |
Philadelphia city government
ⓘ
linked to:
Government of the City of Philadelphia
|
| hasLanes | 4 traffic lanes ⓘ |
| hasLightingType | architectural lighting ⓘ |
| hasTrafficType | urban arterial traffic ⓘ |
| hasUse |
bicycle traffic
ⓘ
motor vehicle traffic ⓘ pedestrian traffic ⓘ |
| hasViewOf |
Philadelphia skyline
ⓘ
Schuylkill River ⓘ |
| isMajorAccessRouteTo |
Center City
ⓘ
University City ⓘ |
| isPartOfNetwork | Philadelphia street network ⓘ |
| locatedIn |
Pennsylvania
ⓘ
Philadelphia, Pennsylvania ⓘ
linked to:
Philadelphia
United States ⓘ
linked to:
United States of America
|
| maintainedBy |
City of Philadelphia
ⓘ
linked to:
Philadelphia
|
| near |
Children’s Hospital of Philadelphia
ⓘ
Schuylkill River Park ⓘ University of Pennsylvania ⓘ |
| partOf |
South Street corridor
ⓘ
linked to:
South Street commercial corridor
|
| reconstructionCost | approximately 67 million US dollars ⓘ |
| reconstructionIncluded |
bicycle infrastructure
ⓘ
improved roadway deck ⓘ new lighting ⓘ wider sidewalks ⓘ |
| reopened | 2010 ⓘ |
| replacedStructure | earlier South Street Bridge ⓘ |
| wasDeterioratedBeforeReconstruction | true ⓘ |
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: South Street Bridge Description of subject: South Street Bridge is a major roadway bridge in Philadelphia, Pennsylvania, spanning the Schuylkill River and connecting the University City and Center City neighborhoods.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.