---
  2
  -     L1 1
  -       L2 1: 1; 2; 3; 
  -       L2 2: 1; 2; 3; 
*
  -     L1 2
  -       L2 1: 1; 2; 3; 
  -       L2 2: 1; 2; 3; 
*
  -     L1 3
  -       L2 1: 1; 2; 3; 
  -       L2 2: 1; 2; 3; 
*
*
  1
  -     L1 1
  -       L2 1: 1; 2; 3; 
  -       L2 2: 1; 2; 3; 
*
  -     L1 2
  -       L2 1: 1; 2; 3; 
  -       L2 2: 1; 2; 3; 
*
  -     L1 3
  -       L2 1: 1; 2; 3; 
  -       L2 2: 1; 2; 3; 
*
*
---
  1 0.5
  2 1
  3 1.5
  4 2 Last!
123.4
---