descending sequences: 1) E|--6--3-------------------------------------------------------------------------------- B|--------6--3-----------6--3----------------------------------------------------------- G|--------------5--3-----------5--3-----------5--3-------------------------------------- D|-----------------------------------5--3-----------5--3-----------5--3----------------- A|--------------------------------------------------------5--3-----------5--3----------- E|-----------------------------------------------------------------------------6--3----- 2) E|--8--6-------------------------------------------------------------------------------- B|--------8--6-----------8--6----------------------------------------------------------- G|--------------7--5-----------7--5-----------7--5-------------------------------------- D|-----------------------------------8--5-----------8--5-----------8--5----------------- A|--------------------------------------------------------8--5-----------8--5----------- E|-----------------------------------------------------------------------------8--6----- 3) E|--10-8-------------------------------------------------------------------------------- B|--------11-8-----------11-8----------------------------------------------------------- G|--------------10-7-----------10-7-----------10-7-------------------------------------- D|-----------------------------------10-8-----------10-8-----------10-8----------------- A|--------------------------------------------------------10-8-----------10-8----------- E|-----------------------------------------------------------------------------10-8----- 4) E|--13-10------------------------------------------------------------------------------- B|--------13-11----------13-11---------------------------------------------------------- G|--------------12-10----------12-10----------12-10------------------------------------- D|-----------------------------------12-10----------12-10----------12-10---------------- A|--------------------------------------------------------13-10----------13-10---------- E|-----------------------------------------------------------------------------13-10---- 5) E|--15-13---------------------------------------------------------------------------- B|--------15-13----------15-13------------------------------------------------------- G|--------------15-12----------15-12----------15-12---------------------------------- D|-----------------------------------15-12----------15-12----------15-12------------- A|--------------------------------------------------------15-13----------15-13------- E|-----------------------------------------------------------------------------15-13-