Step by step 2 steps
  1. Step 1

    set up in 4 line. You will be throwing an upline to the blue 1 cutter.

    O1O2O3O4O5O6O7D1D2
  2. Step 2

    throw upline to blue cutter going upline

    O1O2O3O4O5O6O7D1D2