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