Ggbb is a grey hair red eye rabbit
ggbb is a white hair red eye rabbit
ggBB is a white hair black eye rabbit
GgBb is a grey hair black eye rabbit
for the chart you just put the two together, so for the first one you would put GgBb to make a grey hair black eye rabbit and so on (the first 2 rows are GgBb), third and fourth row is Ggbb