user: Question: If the US Open tournament had 2R in 2012, what was it in 2010?
Columns: ['Tournament', '2009', '2010', '2011', '2012']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Grand Slam Tournaments', 'Grand Slam Tournaments', 'Grand Slam Tournaments', 'Grand Slam Tournaments', 'Grand Slam Tournaments']
SQL:

assistant: SELECT "2010" FROM "Table" WHERE "2012" = '2R' AND "Tournament" = 'US Open';