Part A.
Take 12 minutes to find a heavy 3 rep Overhead Squat (from the ground)

Part B.
Against a 4 minute clock:
Row 400m
12 Overhead Squat, 50kg/35kg
Max effort Double-unders

Rest 2 minutes. Repeat for 3 cycles.

Post load from Part A and total Double-under reps from Part B to comments.