Sitting up without controlling their far arm.
Why it failsThey post that hand behind them and simply sit back down on top of you.
FixTake the arm over the shoulder or grip the triceps before you bump.
The hips never actually leave the mat — only the upper body lunges forward.
Why it failsThere is no lifting force, so they absorb it and you burn energy for nothing.
FixPost, drive the hips up off the mat and rotate over your posting hand.
Abandoning the sweep when they post.
Why it failsYou waste the best kimura entry in the position and go back to a flat guard.
FixTake the posted arm: switch straight into the kimura grip when the sweep is blocked.