--------------------------------------- --------------------------------------- --5-2-2-2-2-5-2-2-2-2-4-5-5-5-5-9-(9)-- --5-2-2-2-2-5-2-2-2-2-4-5-5-5-5-9-(9)-- --3-0-0-0-0-3-0-0-0-0-2-3-3-3-3-7-(7)-- --------------------------------------- 3x ||-------------------------------||----| ||o-5-4-------------------------o||----| ||------5-4-2-(2)-5-5-5-5-9-(9)--||----| ||----------------5-5-5-5-9-(9)--||----| ||o---------------3-3-3-3-7-(7)-o||----| ||-------------------------------||----|