user: Question: What is the Mayor of Riva del Garda in 2010?
Columns: ['Municipality', 'Inhabitants', 'Mayor', 'Party', 'Election']
Types: ['text', 'real', 'text', 'text', 'real']
Sample row: ['Trento', 116298.0, 'Alessandro Andreatta', 'Democratic Party', 2009.0]
SQL:

assistant: SELECT "Mayor" FROM "Table" WHERE "Election" = 2010.0 AND "Municipality" = 'Riva del Garda';