user: Question: What is the 2011 value that has a 2R in 2008 and a 4R in 2012?
Columns: ['Tournament', '2006', '2007', '2008', '2009', '2010', '2011', '2012']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Grand Slam tournaments', 'Grand Slam tournaments', 'Grand Slam tournaments', 'Grand Slam tournaments', 'Grand Slam tournaments', 'Grand Slam tournaments', 'Grand Slam tournaments', 'Grand Slam tournaments']
SQL:

assistant: SELECT "2011" FROM "Table" WHERE "2008" = '2R' AND "2012" = '4R';