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