{HEAD ~ Each set} of identity cards can include a plurality of cards with {TAIL ~ identities} that are either randomly unrelated to one another or related to one another by a given theme or subject matter 
{ HEAD ~ Each set } of identity cards can include a plurality of cards with { TAIL ~ identities } that are either randomly unrelated to one another or related to one another by a given theme or subject matter
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH 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