Burlington Northern Railroad Bridge 5.1
E244824
Burlington Northern Railroad Bridge 5.1 is a historic steel railroad swing bridge spanning the Willamette River in Portland, Oregon, carrying freight and passenger trains as part of the city’s bridge network.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Burlington Northern Railroad Bridge 5.1 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2227745 — 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: Burlington Northern Railroad Bridge 5.1 Context triple: [Portland bridge system, hasPart, Burlington Northern Railroad Bridge 5.1]
-
A.
Kinzie Street Railroad Bridge
The Kinzie Street Railroad Bridge is a historic, early 20th-century vertical-lift railroad bridge in downtown Chicago, notable as one of the city’s iconic industrial-era river crossings.
-
B.
Newkirk Viaduct
The Newkirk Viaduct is a historic 19th-century railroad bridge in Philadelphia that played a key role in early rail travel along the Northeast Corridor.
-
C.
Bixby Creek Bridge
Bixby Creek Bridge is an iconic reinforced-concrete arch bridge along California’s scenic Highway 1, renowned for its dramatic coastal setting and frequent appearance in photography and film.
-
D.
Grenville Dodge Memorial Bridge
The Grenville Dodge Memorial Bridge is a major highway bridge in the Omaha–Council Bluffs area that carries Interstate 480 across the Missouri River between Nebraska and Iowa.
-
E.
Fair Oaks Bridge
Fair Oaks Bridge is a historic truss bridge spanning the American River in Fair Oaks, California, popular for walking, cycling, and scenic river 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: Burlington Northern Railroad Bridge 5.1 Target entity description: Burlington Northern Railroad Bridge 5.1 is a historic steel railroad swing bridge spanning the Willamette River in Portland, Oregon, carrying freight and passenger trains as part of the city’s bridge network.
-
A.
Kinzie Street Railroad Bridge
The Kinzie Street Railroad Bridge is a historic, early 20th-century vertical-lift railroad bridge in downtown Chicago, notable as one of the city’s iconic industrial-era river crossings.
-
B.
Newkirk Viaduct
The Newkirk Viaduct is a historic 19th-century railroad bridge in Philadelphia that played a key role in early rail travel along the Northeast Corridor.
-
C.
Bixby Creek Bridge
Bixby Creek Bridge is an iconic reinforced-concrete arch bridge along California’s scenic Highway 1, renowned for its dramatic coastal setting and frequent appearance in photography and film.
-
D.
Grenville Dodge Memorial Bridge
The Grenville Dodge Memorial Bridge is a major highway bridge in the Omaha–Council Bluffs area that carries Interstate 480 across the Missouri River between Nebraska and Iowa.
-
E.
Fair Oaks Bridge
Fair Oaks Bridge is a historic truss bridge spanning the American River in Fair Oaks, California, popular for walking, cycling, and scenic river views.
- F. None of above. chosen
Statements (34)
| Predicate | Object |
|---|---|
| instanceOf |
movable bridge
ⓘ
railroad bridge ⓘ steel bridge ⓘ swing bridge ⓘ truss bridge ⓘ |
| allows | river traffic passage when open ⓘ |
| carries |
freight trains
ⓘ
passenger trains ⓘ |
| crosses | Willamette River ⓘ |
| function | rail transport ⓘ |
| hasAccess | rail-only ⓘ |
| hasComponent |
swing span
ⓘ
truss spans ⓘ |
| hasDesign | swing-span ⓘ |
| hasMovableSection | center swing span ⓘ |
| heritageStatus | historic bridge ⓘ |
| isOnWaterway |
Willamette River
ⓘ
surface form:
Willamette River navigation channel
|
| locatedIn |
Multnomah County
ⓘ
surface form:
Multnomah County, Oregon
Portland, Oregon, United States ⓘ
surface form:
Portland, Oregon
United States of America ⓘ
surface form:
United States
|
| material | steel ⓘ |
| notUsedFor |
bicycles
ⓘ
pedestrians ⓘ road vehicles ⓘ |
| owner |
BNSF Railway
ⓘ
BNSF Railway ⓘ
surface form:
Burlington Northern Railroad
|
| partOf |
Portland bridge system
ⓘ
surface form:
Portland bridge network
|
| railMode | heavy rail ⓘ |
| riverBankLocation |
east bank of the Willamette River
ⓘ
west bank of the Willamette River ⓘ |
| structureType | through truss ⓘ |
| usedBy |
freight rail operators
ⓘ
passenger rail operators ⓘ |
| usedFor | railroad traffic ⓘ |
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: Burlington Northern Railroad Bridge 5.1 Description of subject: Burlington Northern Railroad Bridge 5.1 is a historic steel railroad swing bridge spanning the Willamette River in Portland, Oregon, carrying freight and passenger trains as part of the city’s bridge network.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.