LLLLLL________PPPPPPPPPPPPPPP P
LLLLLLL________PPPPPPPPPPPPPPP P
LLLLLLL________PPPPPP_______PP PP
LLLLLLL________PPPPPP_______PP PP
LLLLLLL________PPPPPPPPPPPPPPP P
LLLLLLL________PPPPPPPPPPPPPPP P
LLLLLLLLLLLLL__PPPPPP
LLLLLLLLLLLLL__PPPPPP
LLLLLLLLLLLLL__PPPPPP