Mt. Lebanon Tunnel
E1401897
UNEXPLORED
Mt. Lebanon Tunnel is a light rail transit tunnel in the Pittsburgh, Pennsylvania area that carries the Port Authority’s Red Line beneath the suburb of Mt. Lebanon.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Mt. Lebanon Tunnel canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T19919899 — 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: Mt. Lebanon Tunnel Context triple: [Mt. Lebanon station, isInTunnel, Mt. Lebanon Tunnel]
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A.
Summit Tunnel
Summit Tunnel is a historic railway tunnel in northern England, renowned as one of the earliest and longest major railway tunnels built during the early Victorian era.
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B.
Summit Tunnel
Summit Tunnel is a historic railroad tunnel driven through the Sierra Nevada in California, notable for its challenging 19th-century construction as part of the First Transcontinental Railroad.
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C.
Kingwood Tunnel
Kingwood Tunnel is a historic railroad tunnel in West Virginia that was once among the longest in the United States and played a key role in 19th-century rail transportation.
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D.
Sumner Tunnel
The Sumner Tunnel is a major vehicular tunnel in Boston that carries traffic under Boston Harbor between East Boston and downtown.
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E.
Clyde Tunnel
The Clyde Tunnel is a road tunnel in Glasgow, Scotland, carrying vehicular traffic beneath the River Clyde to connect the city’s north and south banks.
- 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: Mt. Lebanon Tunnel Target entity description: Mt. Lebanon Tunnel is a light rail transit tunnel in the Pittsburgh, Pennsylvania area that carries the Port Authority’s Red Line beneath the suburb of Mt. Lebanon.
-
A.
Summit Tunnel
Summit Tunnel is a historic railroad tunnel driven through the Sierra Nevada in California, notable for its challenging 19th-century construction as part of the First Transcontinental Railroad.
-
B.
Summit Tunnel
Summit Tunnel is a historic railway tunnel in northern England, renowned as one of the earliest and longest major railway tunnels built during the early Victorian era.
-
C.
Kingwood Tunnel
Kingwood Tunnel is a historic railroad tunnel in West Virginia that was once among the longest in the United States and played a key role in 19th-century rail transportation.
-
D.
Sumner Tunnel
The Sumner Tunnel is a major vehicular tunnel in Boston that carries traffic under Boston Harbor between East Boston and downtown.
-
E.
Clyde Tunnel
The Clyde Tunnel is a road tunnel in Glasgow, Scotland, carrying vehicular traffic beneath the River Clyde to connect the city’s north and south banks.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.