Barlow Road (historic Oregon Trail route)
E312641
Barlow Road is a historic toll road in Oregon that served as the final overland segment of the Oregon Trail, allowing pioneer wagons to bypass the dangerous Columbia River route by crossing the southern flank of Mount Hood.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Barlow Road (historic Oregon Trail route) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2932899 — 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: Barlow Road (historic Oregon Trail route) Context triple: [Barlow Ranger District, traversedBy, Barlow Road (historic Oregon Trail route)]
-
A.
William G. Davis Trail
The William G. Davis Trail is a recreational walking and cycling path that runs through Toronto’s Ontario Place waterfront park, offering scenic views along Lake Ontario.
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B.
Oregon Route 86
Oregon Route 86 is a state highway in eastern Oregon that runs from Baker City toward the Idaho border, providing access to Hells Canyon and surrounding rural communities.
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C.
Oregon Route 42
Oregon Route 42 is a state highway in southwestern Oregon that connects the city of Roseburg with the coastal city of Coos Bay.
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D.
Nobles Trail
Nobles Trail was a historic wagon route used by 19th-century emigrants traveling to northern California, serving as an alternative path within the larger California Trail network.
-
E.
Oregon Route 82
Oregon Route 82 is a state highway in northeastern Oregon that connects the city of La Grande with several smaller communities in the Wallowa Valley.
- 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: Barlow Road (historic Oregon Trail route) Target entity description: Barlow Road is a historic toll road in Oregon that served as the final overland segment of the Oregon Trail, allowing pioneer wagons to bypass the dangerous Columbia River route by crossing the southern flank of Mount Hood.
-
A.
William G. Davis Trail
The William G. Davis Trail is a recreational walking and cycling path that runs through Toronto’s Ontario Place waterfront park, offering scenic views along Lake Ontario.
-
B.
Oregon Route 86
Oregon Route 86 is a state highway in eastern Oregon that runs from Baker City toward the Idaho border, providing access to Hells Canyon and surrounding rural communities.
-
C.
Oregon Route 42
Oregon Route 42 is a state highway in southwestern Oregon that connects the city of Roseburg with the coastal city of Coos Bay.
-
D.
Nobles Trail
Nobles Trail was a historic wagon route used by 19th-century emigrants traveling to northern California, serving as an alternative path within the larger California Trail network.
-
E.
Oregon Route 82
Oregon Route 82 is a state highway in northeastern Oregon that connects the city of La Grande with several smaller communities in the Wallowa Valley.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
Oregon Trail segment
ⓘ
historic road ⓘ toll road ⓘ |
| builder |
Philip Foster
ⓘ
Samuel K. Barlow ⓘ |
| category |
Oregon Trail
ⓘ
Roads on the National Register of Historic Places in Oregon ⓘ |
| constructionStartDate | 1845 ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| crosses |
Cascade Range
ⓘ
Sandy River NERFINISHED ⓘ Zigzag River NERFINISHED ⓘ |
| currentUse |
historic trail segments for recreation
ⓘ
partly modern roads and highways ⓘ |
| follows | southern flank of Mount Hood ⓘ |
| hasHeritageDesignation |
National Historic Trail segment
ⓘ
Oregon National Historic Trail ⓘ
surface form:
Oregon Historic Trail
|
| hasMarker | historic interpretive signs ⓘ |
| hazards |
dense forest
ⓘ
rough terrain ⓘ steep grades ⓘ |
| historicalPeriod | American westward expansion ⓘ |
| inception | 1846 ⓘ |
| length | approximately 160 miles ⓘ |
| listedIn | National Register of Historic Places ⓘ |
| locatedIn |
Clackamas County, Oregon
ⓘ
Hood River County, Oregon NERFINISHED ⓘ Mount Hood National Forest ⓘ
surface form:
Mount Hood region
Oregon ⓘ Wasco County, Oregon ⓘ |
| managedBy |
State of Oregon (segments)
ⓘ
U.S. Forest Service ⓘ
surface form:
U.S. Forest Service (segments)
|
| namedAfter | Samuel K. Barlow ⓘ |
| nearby | Mount Hood ⓘ |
| NRHPListingYear | 1992 ⓘ |
| NRHPType | historic district ⓘ |
| openedToTraffic | 1846 ⓘ |
| partOf |
Oregon National Historic Trail
ⓘ
Oregon Trail ⓘ |
| purpose |
to bypass Columbia River route
ⓘ
to provide safer alternative to river passage ⓘ |
| replacedRoute |
Oregon Trail
ⓘ
surface form:
Columbia River passage of Oregon Trail
|
| terminus |
Oregon City, Oregon
ⓘ
The Dalles, Oregon ⓘ |
| tourism | heritage tourism site ⓘ |
| use | overland wagon route ⓘ |
| usedBy |
pioneer emigrant wagon trains
ⓘ
settlers traveling to Willamette Valley ⓘ |
| wasTollRoadUntil | early 20th century ⓘ |
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: Barlow Road (historic Oregon Trail route) Description of subject: Barlow Road is a historic toll road in Oregon that served as the final overland segment of the Oregon Trail, allowing pioneer wagons to bypass the dangerous Columbia River route by crossing the southern flank of Mount Hood.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.