user: Question: What team is from the United States and plays a Guard position for the Grizzlies in 2012?
Columns: ['Player', 'Nationality', 'Position', 'Years for Grizzlies', 'School/Club Team']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Mahmoud Abdul-Rauf Category:Articles with hCards', 'United States', 'Point guard', '2000-2001', 'LSU']
SQL:

assistant: SELECT "School/Club Team" FROM "Table" WHERE "Nationality" = 'United States' AND "Position" = 'Guard' AND "Years for Grizzlies" = '2012';