1 2 3 4 5
E E E E E
* X u - c
  * t u X
    * X X
      * t
        *
handedness 1 2 4 L
handedness 1 2 5 L
handedness 1 3 4 L
handedness 1 3 5 L
handedness 2 3 5 L
handedness 3 4 5 L
handedness 2 4 5 R
sheetS 1 5 4
sheetS 2 3
sheetD 1 2
length 1 E 5 100
length 2 E 5 100
length 3 E 5 100
length 4 E 5 100
length 5 E 5 100