Have you noticed that when high level black belts take their opponent’s back the match is pretty much over?

They will either submit them or stay on their backs till the end of the match.

In this video, world champ Gustavo Gasperin breakes down a back take technique into 3 steps, to be used when you are in side control and your opponent tries to escape from it by shooting his underhook. Transitions and timing are everything!