Clearance - to kick the ball far from own goal.
Clearance Desire is one of the 4 players choices when he controlling the ball -
Move(Run),
Pass,
Shoot and
Clear.
Running and following his path
(D-A-E), the player makes takes many decisions based on the probabilities set for these 4 desires (run, pass, shoot and clear).
Here are the defaults (* they could be modified with
tactics-editor):