pk1,pk2,pk3,content b,m,m,b-m-m b,m,l,b-m-l b,m,k,b-m-k b,m,j,b-m-j b,m,i,b-m-i b,m,h,b-m-h b,m,g,b-m-g b,m,f,b-m-f b,m,e,b-m-e b,m,d,b-m-d b,m,c,b-m-c b,m,b,b-m-b b,m,a,b-m-a a,m,z,a-m-z a,m,y,a-m-y a,m,x,a-m-x a,m,w,a-m-w a,m,v,a-m-v a,m,u,a-m-u a,m,t,a-m-t a,m,s,a-m-s a,m,r,a-m-r a,m,q,a-m-q a,m,p,a-m-p a,m,o,a-m-o a,m,n,a-m-n a,m,m,a-m-m a,m,l,a-m-l a,m,k,a-m-k a,m,j,a-m-j a,m,i,a-m-i a,m,h,a-m-h a,m,g,a-m-g a,m,f,a-m-f a,m,e,a-m-e a,m,d,a-m-d a,m,c,a-m-c a,m,b,a-m-b a,m,a,a-m-a