1 2 3 4 5
E H E E H
* X c - C
  * X C v
    * t X
      * X
        *
handedness 1 2 3 R
handedness 1 2 4 R
handedness 1 4 5 L
handedness 2 3 4 R
handedness 2 3 5 L
handedness 3 4 5 L
handedness 1 3 5 L
sheetS 1 3 4
length 1 E 5 100
length 2 H 8 100
length 3 E 5 100
length 4 E 5 100
length 5 H 8 100