3 random
dup 0 = { 70 70 set-speed! } if
dup 1 = { 40 70 set-speed! } if
    2 = { 70 40 set-speed! } if 
get-turret 20 - set-turret!

3 sensor? { 0 0 set-speed! } if
1 sensor? { get-turret 60 + set-turret! } if
2 sensor? { get-turret 60 - set-turret! } if
0 sensor? { fire! } if