user: Question: How many medals for Spain with 1 silver?
Columns: ['Nation', 'Gold', 'Silver', 'Bronze', 'Total']
Types: ['text', 'text', 'text', 'text', 'real']
Sample row: ['Germany', '4', '2', '3', 9.0]
SQL:

assistant: SELECT SUM("Total") FROM "Table" WHERE "Silver" = '1' AND "Nation" = 'Spain';