XXXXXXXXXXXXXXXXXXXXXXXXX
XEX X   X          XX   X
X X X XXXXX XXXXXX XXXX X
X X X X X X X       XXX S
X     X X X XXX XXX XXX X
XXXXX X X   XXX X XX XX X
X         X     X       X
XXX XX XXXXXX XXXX XXXX X
X    X                X X
XXXXXXXXXXXXXXXXXXXXXXXXX