Disambiguation evidence for Piedras Negras–Eagle Pass region via surface form

"Piedras Negras–Eagle Pass metropolitan area (U.S. side)"

Triples (1)

Triples where some other subject referred to this entity as "Piedras Negras–Eagle Pass metropolitan area (U.S. side)".

Maverick County → contains →
"Piedras Negras–Eagle Pass metropolitan area (U.S. side)"
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