user: Question: What is 2006 has a 2007 of 3R?
Columns: ['Tournament', '2004', '2005', '2006', '2007']
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 "2006" FROM "Table" WHERE "2007" = '3R';