#MCell 4.00
#GAME Rules table
#RULE 1,0,0,0,0,0,0,0,0,0,0,0,0,2,2,2,2,2,2,2,2,2,0,3,3,3,3,3,3,3,3,3,
#RULE 0,3,1,1,3,3,3,3,3,3
#BOARD 60x60
#SPEED 100
#WRAP 0
#CCOLORS 4
#PALETTE 8 colors
#D A symmetric XOR gate that has a low IBI.
#D 
#D Transit: 6
#D IBI: 11
#D Size: 7x7
#D 
#D Trevor Green, February 1990
#L 3.CC$A3C.C$3.CC.CC$7.7C$3.CC.CC$A3C.C$3.CC5$3.CC$A3C.C$3.CC.CC$7.7C$3.
#L CC.CC$4C.C$3.CC5$3.CC$4C.C$3.CC.CC$7.7C$3.CC.CC$A3C.C$3.CC