user: Question: WhAt is CAreer Win-Loss, when 2002 is "A", And when 2001 is "4R"?
Columns: ['Tournament', '2000', '2001', '2002', '2003', '2004', '2005', 'Career SR', 'Career Win-Loss']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Australian Open', '1R', '1R', '1R', 'Q3', '3R', 'Q3', '0 / 4', '2–4']
SQL:

assistant: SELECT "Career Win-Loss" FROM "Table" WHERE "2002" = 'A' AND "2001" = '4R';