[pointman]

Splitting these pk4's with pmac:

$36
6- 1,7,8
7- 1,3,4,5
8- 2,3,4
9- 12

$16
6- 1,8
7- 4
8- 2,4
9- 1,6,7,12

$15
6- 1,5,7,8,12
7- 4
8- 2,3,4
9- 12

Good Luck!