xxxxxxxxxxxxxxxxxxxx
xxxxxxxxxxxxxxxxxxxx
xxxxxx         xxxxx
xxxxx m m   s   xxxx
xxxx     rrrs   rxxx
xxxr    rrrrs  rrrxx
xxrr  f rrrrss rr  x
xxrr    rrrrsssrr1 x
xxrr     rrrs  f   x
xxr       rr  s s  x
xx      p   fsssss x
xx  1       sssm sfx
xx       rrr  s  s x
xx  rr   rrrr    ssx
xx  rrr    rrrr    x
xxxrrrr  ssfrrrr  xx
xxxxrrrrssss rrrrxxx
xxxxxrrrssss   rxxxx
xxxxxxrr ss    xxxxx
xxxxxxxxxxxxxxxxxxxx
