{HEAD ~ Each} of the players at {TAIL ~ his turn} is given an opportunity to discard one or more of his pieces in return for a reduction in his supply of value markers 
at
{ HEAD ~ Each } of the players at { TAIL ~ his turn } is given an opportunity to discard one or more of his pieces in return for a reduction in his supply of value markers
HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL 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