#      #
              #   o  #
              ########

                            0@
                                      # = bunker barrier
     1@                               o = enemy
                                      @ = tree or other bunker barrier
                          
                          2@@

               3@@   
              ax bx
              
      4@             5@
      cx             dx



Cover fire

player "a" and "b" provide cover fire for players "d" to move up behind barrier 2
then player "a" "b" and "d" porvide cover firre for playe "c" to move up behind barrier 1
then player "a" "b" and "c" give cover fire for player "d" to move behind barrier 0
that leaves players "a" and "b" free to rush the bunker or move up and give more cover fire 
for player "c" or "d" to rush the bunker

## NOTE ##

This tactics is effective provided that team work and communication is used
and also that half their team is down