Every 2min for 10min (5 sets)
Back Squat
Set 1 - 6 reps @ 65%
Set 2 - 4 reps @ 75%
Set 3 - 2 reps @ 85%
Set 4 - 2 reps @ 90%
Set 5 - 1 reps @ 95%

Followed by...
One set of:
Back squat x max unbroken reps @ 90%