b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
b,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.,.
