Complete as many rounds and reps as possible in 4, 8, 12, 16 or 20 minutes of:
25 toes-to-bars
50 double-unders
15 squat cleans* 135/85

Begin with a 4 minute time cap. If 1 round is completed in under 4 minutes extend time to 8 minutes. If 2 rounds are completed in under 8 minutes extend time to 12 minutes. Etc., adding 4 minutes per round completed for up to 20 minutes.