Chain of Rocks Bridge
E598252
Chain of Rocks Bridge is a historic Mississippi River crossing near St. Louis, famous for its distinctive 22-degree bend and its role as a landmark along the former U.S. Route 66.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Chain of Rocks Bridge canonical | 4 |
| Old Chain of Rocks Bridge | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T4194278 — 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: Chain of Rocks Bridge Context triple: [U.S. Route 66, hasIconicLocation, Chain of Rocks Bridge]
-
A.
Bob Sikes Bridge
Bob Sikes Bridge is a causeway in Florida that connects the city of Gulf Breeze to Pensacola Beach across the Santa Rosa Sound.
-
B.
Rockwell Bridge
Rockwell Bridge is a roadway bridge in Metro Manila, Philippines, that connects the Rockwell Center area to neighboring districts across the Pasig River.
-
C.
Okertal Bridge
The Okertal Bridge is a notable road bridge spanning the Oker River in the Harz region of Germany, known for its scenic surroundings and role in regional transportation.
-
D.
Republic Bridge
Republic Bridge is a prominent bridge in central Baghdad, Iraq, spanning the Tigris River and connecting key districts of the city.
-
E.
Baldhead Bridge
Baldhead Bridge is a classic roots reggae album by the Jamaican band Culture, known for its spiritually charged lyrics and harmonies.
- 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: Chain of Rocks Bridge Target entity description: Chain of Rocks Bridge is a historic Mississippi River crossing near St. Louis, famous for its distinctive 22-degree bend and its role as a landmark along the former U.S. Route 66.
-
A.
Bob Sikes Bridge
Bob Sikes Bridge is a causeway in Florida that connects the city of Gulf Breeze to Pensacola Beach across the Santa Rosa Sound.
-
B.
Rockwell Bridge
Rockwell Bridge is a roadway bridge in Metro Manila, Philippines, that connects the Rockwell Center area to neighboring districts across the Pasig River.
-
C.
Okertal Bridge
The Okertal Bridge is a notable road bridge spanning the Oker River in the Harz region of Germany, known for its scenic surroundings and role in regional transportation.
-
D.
Republic Bridge
Republic Bridge is a prominent bridge in central Baghdad, Iraq, spanning the Tigris River and connecting key districts of the city.
-
E.
Baldhead Bridge
Baldhead Bridge is a classic roots reggae album by the Jamaican band Culture, known for its spiritually charged lyrics and harmonies.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Mississippi River bridge
ⓘ
historic bridge ⓘ truss bridge ⓘ |
| carries |
bicycle traffic
ⓘ
pedestrian traffic ⓘ |
| closedToVehicularTraffic | 1970s ⓘ |
| connects |
Illinois
ⓘ
Madison County, Illinois ⓘ Missouri ⓘ St. Louis, Missouri ⓘ
linked to:
St. Louis, Missouri, United States
|
| constructionCompleted | 1929 ⓘ |
| crosses | Mississippi River ⓘ |
| formerlyCarried |
U.S. Route 66 traffic
ⓘ
vehicular traffic ⓘ |
| hasAlternativeName |
Old Chain of Rocks Bridge
ⓘ
linked to:
Chain of Rocks Bridge
|
| hasCountry |
United States
ⓘ
linked to:
United States of America
|
| hasDesign | steel truss ⓘ |
| hasFeature |
22-degree bend in the middle of the span
ⓘ
kinked alignment ⓘ two stone water intake towers nearby ⓘ |
| hasHeritageValue | symbol of U.S. Route 66 era transportation ⓘ |
| hasLength |
approximately 1,632 meters
ⓘ
approximately 5,353 feet ⓘ |
| hasNotableViewOf |
Mississippi River
ⓘ
St. Louis skyline (distant) ⓘ water intake towers in the Mississippi River ⓘ |
| hasNumberOfSpans | multiple truss spans ⓘ |
| hasState |
Illinois
ⓘ
Missouri ⓘ |
| isAccessibleFrom |
Illinois side trailhead
ⓘ
Missouri side trailhead ⓘ |
| isEngineeredWith | mid-river bend to avoid river navigation hazards ⓘ |
| isHistoricRoute66Site | true ⓘ |
| isLandmarkOf |
former U.S. Route 66
ⓘ
linked to:
U.S. Route 66
|
| isNorthOf | Gateway Arch ⓘ |
| isPartOf |
Route 66 Bikeway
ⓘ
linked to:
U.S. Bicycle Route 66
regional trail network near St. Louis ⓘ |
| isTouristAttractionIn | St. Louis metropolitan area ⓘ |
| isUpstreamFrom |
St. Louis downtown riverfront
ⓘ
linked to:
Downtown St. Louis, Missouri
|
| isUsedFor |
cycling
ⓘ
recreation ⓘ sightseeing ⓘ |
| locatedIn |
Midwestern United States
ⓘ
United States ⓘ
linked to:
United States of America
|
| locatedNear |
St. Louis, Missouri
ⓘ
linked to:
St. Louis, Missouri, United States
|
| namedAfter | Chain of Rocks rapids in the Mississippi River ⓘ |
| opened | 1929 ⓘ |
| wasPartOf | U.S. Route 66 ⓘ |
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: Chain of Rocks Bridge Description of subject: Chain of Rocks Bridge is a historic Mississippi River crossing near St. Louis, famous for its distinctive 22-degree bend and its role as a landmark along the former U.S. Route 66.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Chain of Rocks Bridge
subject linked to:
Chouteau Island, Illinois
subject linked to:
Chouteau Island, Illinois
linked to: Chain of Rocks Bridge
subject linked to:
Interstate 270