Disambiguation evidence for John Sheffield, 1st Duke of Buckingham and Normanby via surface form

"John Sheffield, 1st Duke of Buckingham and Normanby – poet"

Triples (1)

Triples where some other subject referred to this entity as "John Sheffield, 1st Duke of Buckingham and Normanby – poet".

Catherine Darnley → spouseOccupation →
"John Sheffield, 1st Duke of Buckingham and Normanby – poet"
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