The Graveyards of Alterac

The battle lines of Alterac Valley are ever shifting. Territories swing back and forth as we meet our opponents in deadly combat. And graveyards, $N, are where battles rage most fierce.$B$BI want you to attack an Alliance held graveyard! Find a graveyard with an Alliance banner in its midst and pull it from the ground.$B$BDo that and your task for me will be complete, but... if you hold the graveyard for a few minutes, then it will be ours and troops will come and relieve you.