_________ ___________
--____ ____--
__________________ _________________
- l ll l l ll l -
- l ll l l ll l -
- l ll l l ll l -
-_____l__ll__1____ ____l__ll__l___
_________ ___________
--____ ____--
__________________ _________________
- l ll l l ll l -
- l ll l l ll l -
- l ll l l ll l -
-_____l__ll__1____ ____l__ll__l___