B,I,N,G,O
B1,I16,N31,G46,O61
B2,I17,N32,G47,O62
B3,I18,N33,G48,O63
B4,I19,N34,G49,O64
B5,I20,N35,G50,O65
B6,I21,N36,G51,O66
B7,I22,N37,G52,O67
B8,I23,N38,G53,O68
B9,I24,N39,G54,O69
B10,I25,N40,G55,O70
B11,I26,N41,G56,O71
B12,I27,N42,G57,O72
B13,I28,N43,G58,O73
B14,I29,N44,G59,O74
B15,I30,N45,G60,O75