There Is No Cluster To Break
The break shot is the 10 and the key ball is the 15, these have to stay. I think the 9 will go into the corner without moving the 15, if I'm correct shoot the 7, 3, 13, 11 (to clear the way for the 1 and 12 later), then the 2, 8 and 14 (these were not a cluster and...