Madera Sugar Pine Lumber Company logging railroad
E967254
UNEXPLORED
The Madera Sugar Pine Lumber Company logging railroad was an early 20th-century narrow-gauge logging line in the Sierra Nevada used to haul timber from forested mountain areas to lumber mills.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Madera Sugar Pine Lumber Company logging railroad canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T12172674 — 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: Madera Sugar Pine Lumber Company logging railroad Context triple: [Yosemite Mountain Sugar Pine Railroad, heritageFrom, Madera Sugar Pine Lumber Company logging railroad]
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A.
Yosemite Mountain Sugar Pine Railroad
Yosemite Mountain Sugar Pine Railroad is a historic narrow-gauge tourist railway near Yosemite National Park that offers scenic steam train rides through the Sierra Nevada forest.
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B.
Roaring Camp & Big Trees Narrow Gauge Railroad
Roaring Camp & Big Trees Narrow Gauge Railroad is a historic tourist railway in the redwood forests near Felton, California, offering scenic steam train rides through the Santa Cruz Mountains.
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C.
Redwood Valley Railway
Redwood Valley Railway is a miniature live steam railroad in Tilden Regional Park that offers scenic train rides through the Berkeley Hills.
-
D.
Pine Tree Lumber Company
Pine Tree Lumber Company was a major Midwestern lumber firm in the late 19th and early 20th centuries closely tied to timber magnate Frederick Weyerhaeuser’s expanding wood-products empire.
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E.
Georgia Pacific Railway
Georgia Pacific Railway was a 19th-century American railroad company in the southeastern United States that later became part of the Southern Railway system.
- 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: Madera Sugar Pine Lumber Company logging railroad Target entity description: The Madera Sugar Pine Lumber Company logging railroad was an early 20th-century narrow-gauge logging line in the Sierra Nevada used to haul timber from forested mountain areas to lumber mills.
-
A.
Yosemite Mountain Sugar Pine Railroad
Yosemite Mountain Sugar Pine Railroad is a historic narrow-gauge tourist railway near Yosemite National Park that offers scenic steam train rides through the Sierra Nevada forest.
-
B.
Roaring Camp & Big Trees Narrow Gauge Railroad
Roaring Camp & Big Trees Narrow Gauge Railroad is a historic tourist railway in the redwood forests near Felton, California, offering scenic steam train rides through the Santa Cruz Mountains.
-
C.
Redwood Valley Railway
Redwood Valley Railway is a miniature live steam railroad in Tilden Regional Park that offers scenic train rides through the Berkeley Hills.
-
D.
Pine Tree Lumber Company
Pine Tree Lumber Company was a major Midwestern lumber firm in the late 19th and early 20th centuries closely tied to timber magnate Frederick Weyerhaeuser’s expanding wood-products empire.
-
E.
Georgia Pacific Railway
Georgia Pacific Railway was a 19th-century American railroad company in the southeastern United States that later became part of the Southern Railway system.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
Yosemite Mountain Sugar Pine Railroad
→
heritageFrom
→
Madera Sugar Pine Lumber Company logging railroad
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