AAAAAAAAAAAAAA
AAAAAAAAAAAAAA
AAAA..............AA AA
AAAA..............AA AA
AAAAAAAAAAAAAA
AAAAAAAAAAAAAA
AAAA..............AA AA
AAAA..............AA AA
AAAA..............AA AA
RRRRRRRRRRR
RRRRRRRRRRR
RRR...............RR R
RRR...............RR R
RRRRRRRRRR
RRRRRRRRR
RRR.........RRRR
RRR............RRRRR
RRR...............RR RRR