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X X     X X     X X X     X X X
X XXXXX X XXXXX X X XXXXX X X X
X X   X X X         X X X X X X
EoXXX X X XX        X X X X X X
XoooooX X                 X   X
XXXXXoX XXX  ooS   XXXXXX XXX X
X   XoX   X  o      X X       X
XXX XoXXX X  o      X XXXXXXX X
X   XoX X    o      X   X X   X
XXX XoX XXXXXoX XXX XXX X XXX X
X    ooooooooo                X
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