Disambiguation evidence for Schengen external border via surface form

"Schengen external land border for Bulgaria"

Triples (1)

Triples where some other subject referred to this entity as "Schengen external land border for Bulgaria".

Ivaylovgrad–Kiprinos border crossing → borderRegime →
"Schengen external land border for Bulgaria"
↳ resolves to Schengen external border
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