user: Question: What year was the Guard who currently plays for the Memphis Grizzlies born?
Columns: ['Player', 'Height', 'Position', 'Year born', 'Current Club']
Types: ['text', 'real', 'text', 'real', 'text']
Sample row: ['Pau Gasol', 2.13, 'Center', 1980.0, 'Memphis Grizzlies']
SQL:

assistant: SELECT "Year born" FROM "Table" WHERE "Position" = 'Guard' AND "Current Club" = 'Memphis Grizzlies';