def instance_size(self): return sg.n_random_shape()
def instance_size(self): return (sg.n_sample_color(2) * sg.n_random_shape() * sg.n_sample_shape(2) * sg.n_random_when()) * 2
def instance_size(self): return sg.n_random_color() * sg.n_random_shape() * sg.n_random_when()