Disambiguation evidence for Hakodate Main Line via surface form

"Otaru–Sapporo–Iwamizawa section"

Triples (1)

Triples where some other subject referred to this entity as "Otaru–Sapporo–Iwamizawa section".

Hakodate Main Line → electrifiedSection →
"Otaru–Sapporo–Iwamizawa section"
↳ resolves to Hakodate Main Line
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