Disambiguation evidence for Treaty of Washington (1866) with the Choctaw and Chickasaw via surface form

"Treaty of Washington (1866) with the Choctaw and Chickasaw"

Triples (1)

Triples where some other subject referred to this entity as "Treaty of Washington (1866) with the Choctaw and Chickasaw".

Treaty of Washington (various with Native nations) → has part →
"Treaty of Washington (1866) with the Choctaw and Chickasaw"
↳ resolves to Treaty of Washington (1866) with the Choctaw and Chickasaw
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