11 into 5: min fragment 13/6   [v1-66-g4e22cc3]
  Cut up 11 sticks of length 5 like this:
    8 x (17/6 + 13/6)
    2 x (8/3 + 7/3)
    1 x (5/2 + 5/2)
  Reassemble as 5 sticks of length 11 like this:
    2 x (17/6 + 17/6 + 17/6 + 5/2)
    1 x (17/6 + 17/6 + 8/3 + 8/3)
    2 x (7/3 + 13/6 + 13/6 + 13/6 + 13/6)