i find one solution that is similar
. a( a" |( ^0 P: F5.39.217.76but i can't specify the heavier one is abnormal or the lighter one is abnormal when the case that has only two balls left....tvb now,tvbnow,bttvb) S9 F. D6 K3 G4 c+ o' l" }
maybe there is a better one, let me see sin |