a2 a6 c5 c6 c8 c9 d2 e4 e8 e9 f3 h h0 i1 i3 i4 i5 i7 i9 j1 j5 j6 j8 j9 k k1 k2 k3 k4 k5 k6 k7 k9 l l1 l5 ra ra0 ra1 ra4 ra5 ra7 ra8 ra9 rb rb0 rb1 rb7 rc rc0 rc1 rc3 rc4 rc5 rc6 rc7 rc9 rd rd0 rd1 rd7 rd8 re2 re3 re4 re5 re6 re7 re8 rf0 rf1 rf2 rf3 rf4 rf5 rf6 rf7 rf8 rf9 rg rg0 rg1 rg2 rg3 rg4 rg5 rg6 rg7 rg8