Each set can include a substantial number of identity cards to allow participation of a large number of players for one game or a smaller number of {HEAD ~ players} for {TAIL ~ many rounds} of play 
for
Each set can include a substantial number of identity cards to allow participation of a large number of players for one game or a smaller number of { HEAD ~ players } for { TAIL ~ many rounds } of play
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH