Pull up, dead lift, toes to bar, dumbell G2O WOD Workout

Complete the following:

12 x pull ups (chin above bar)
12 x 100kg deadlift
12 x toes to bar
12 x 20kg dumbells G2O

9 x pull ups (chin above bar)
9 x 100kg deadlift
9 x toes to bar
9 x 20kg dumbells G2O

6 x pull ups (chin above bar)
6 x 100kg deadlift
6 x toes to bar
6 x 20kg dumbells G2O