Sentence:  The one-man lift is effective in creating enough of a contest in the air to disrupt the opposition or force an <WSD>overthrow</WSD>. The defender at the back of the lineout is perfectly positioned to catch an <WSD>overthrow</WSD>, "and" deter the attacking halfback from running around the back of the lineout. 
Meaning of the word marked with <WSD> tags:  A throw that goes too far.