Disambiguation evidence for Kupiansk–Lyman line via surface form

"Kupiansk–Lyman line"

Triples (1)

Triples where some other subject referred to this entity as "Kupiansk–Lyman line".

Eastern Ukraine campaign → primaryFront →
"Kupiansk–Lyman line"
↳ resolves to Kupiansk–Lyman line
ⓘ