typically, {TAIL ~ the number} of possible result lines is greater than or equal to 9 and {HEAD ~ the lines} to be employed in each game are selected by switches 54, prior to a game being initiated 
typically , { TAIL ~ the number } of possible result lines is greater than or equal to 9 and { HEAD ~ the lines } to be employed in each game are selected by switches 54 , prior to a game being initiated
OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH