not 1 or 0 and 1 or 3 and 4 or 5 and 6 or 7 and 8 and 9
---->        (not 1))or (0 and 1) or (3 and 4) or (5 and 6) or (7 and 8 and 9)
---->        0 or 0 or 4 or 6 or 9
---->        0 or 4 or 6 or 9
---->        4 or 6 or 9

 

 

4