ct5bnn dt5b et5bn ft5bnn gt5b

1j6b 2j6bn 3j6bnn 4j6b 5j6bn

qa7bn ra7bnn sa7b ta7bn ua7bnn

f17bnn g17b h17bn i17bnn j17b

4r8b 5r8bn 6r8bnn 7r8b 8r8bn