mnb4
nnb4b
onb4bq
pnb4
qnb4b
bec4b
cec4bq
dec4
eec4b
fec4bq
04c4bq
14c4
24c4b
34c4bq
44c4
pvd4
qvd4b
rvd4bq
svd4
tvd4b
eme4b
fme4bq
gme4
hme4b
ime4bq