user: Question: Name the average year for Much Ado About Nothing and recipient of Ray Virta
Columns: ['Year', 'Recipient', 'Role', 'Play', 'Production']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [1973.0, 'Barnard Hughes', 'Dogberry', 'Much Ado About Nothing', 'New York Shakespeare Festival']
SQL:

assistant: SELECT AVG("Year") FROM "Table" WHERE "Play" = 'Much Ado About Nothing' AND "Recipient" = 'Ray Virta';