Beginning on a 4-minute clock, complete as many reps as possible of:
25 toes-to-bars
50 double-unders
15 squat cleans @60/35
If completed before 4 minutes, add 4 minutes to the clock and proceed to:
25 toes-to-bars
50 double-unders
13 squat cleans, @80/45
If completed before 8 minutes, add 4 minutes to the clock and proceed to:
25 toes-to-bars
50 double-unders
11 squat cleans, @100/55
If completed before 12 minutes, add 4 minutes to the clock and proceed to:
25 toes-to-bars
50 double-unders
9 squat cleans, @120/65
If completed before 16 minutes, add 4 minutes to the clock and proceed to:
25 toes-to-bars
50 double-unders
7 squat cleans, @140/75

Stop at 20 minutes.