easy of course chicken first
# r/ Q+ k: b- o2 O6 }" C3 T6 L" Ptvb now,tvbnow,bttvbchicken can make egg, but nothing can make chicken egg. Q, G: t, {: n7 {- ]0 d( F
something can change to chicken, but nothing can change to chicken egg, it mush born by chiken |