Pull Away Meaning

(idiomatic) To move ahead.

Example:   Schumacher is beginning to pull away from the rest of the racers.
2011 October 1, John Sinnott, “Aston Villa 2 - 0 Wigan”[1], BBC Sport:
  As Bent pulled away to the far post, Agbonlahor opted to go it alone, motoring past Gary Caldwell before unleashing a shot into the roof of the net.