LogTo("c:/gap/games/rubik3/rubik2.log");

Read("c:/gap/Abstab.g");

U:=(1,2,3,4);; D:=(5,6,7,8);; 
R:=(1,2,6,5);; L:=(3,4,8,7);;
F:=(4,1,5,8);; B:=(2,3,7,6);;
G:=Group(U,D,L,R,F,B);;

Size(G);

g1:=(1,8);

g2:=FactorPermGroupElement(G,g1);

g3:=Shrink(G,g2);