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