Operatio:d=4,o=6,b=125:16g_7,16g_5,16g_,16g_7,16g_5,16g_,16g_7,16g_5,16g_5,16g_,16b7,16b5,16b,16b7,16b5,16b7,16g_7,16g_5,16g_,16g_7,16g_5,16g_,16g_7,16g_5,16g_5,16g_,16b7,16b5,16b,16b7,16b5,16b7,16g_7,16g_5,16g_,16g_7,16g_5,16g_,16g_7,16g_5,16g_5,16g_,16b7,16b5,16b,16b7,16b5,16b7,16g_7,2g_5