[3 / 2 / ?]
pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb pb