-----------8-7-----------8-7-----------8-7---------------|
		---6---6---------6---6---------6---6---------6---8p6---6-|
		-7---7---7-----7---7---7-----7---7---7-----7---7-----7---|
		---------------------------------------------------------|
		---------------------------------------------------------|
		---------------------------------------------------------|

		---------------------------------------------------------|
		---------------------------------------------------------|
		-----------3-3-3-3/5-5---------------5-5-5---------------|
		-5-5-5-5-5-3-3-3-3/5-5-5-5-5-5-5-3-3-5-5-5---------------|
		-5-5-5-5-5-1-1-1-1/3-3-5-5-5-5-5-3-3-3-3-3---------------|
		-3-3-3-3-3-------------3-3-3-3-3-1-1---------------------|

		---------------------8-----7-----------------------------|
		---6---6-----6---6-----6-----6---------------------------|
		-7---7-----7---7---7-----7-----7-------------------------|
		---------------------------------------------------------|
		---------------------------------------------------------|
		---------------------------------------------------------|