control scheme for 3 people in lf2

whats a control setting where 3 people can easily play with 1 keyborad

i have one like that its a little tough but we can play

____player 1____player 2_______player 3
up ____w________ o_________up arrow key
down __s_________l_________down arrow key
left ____a_________k_________left arrow key
right ___d_________;_________ right arrow key
attack __t_________\_________9 (number pad)
jump___r_________]_________ 8 (number pad)
defend _f_________'_________4 (number pad)