#N Two trans griddles with two tubs
#O Unknown
#C http://conwaylife.com/wiki/Two_trans_griddles_with_two_tubs
#C http://conwaylife.com/patterns/twotransgriddleswtwotubs.rle
x = 8, y = 7, rule = B3/S23
4bo$2bobo$bo4bo$ob4obo$bo4bo$3bobo$3bo!