|----------------------------------------------------| |----------------------------------------------------| |----------------------------------------------------| |----------------------------------------------------| |--7-7-7-6-7-7---------------4-4-4-3-4-4--7----------| |---------------7-7-7-6-7-7-----------------4-5-6-7-7| |----------------------------------------------------| |----------------------------------------------------| |----------------------------------------------------| |----------------------------------------------------| |--7-7-7-6-7-7---------------4-4-4-3-4-4--7----------| |---------------7-7-7-6-7-7-----------------4-5-6-7-7| |----------------------------------------------------| |----------------------------------------------------| |----------------------------------------------------| |----------------------------------------------------| |--------7-------------------------------------------| |--5--5----4-5-6-7-7---------------------------------|