The valving system VS has {HEAD ~ a plurality} of nozzles N1, N2, {TAIL ~ N3} which dispense selected soft drinks in response to the actuation of buttons B1, B2 and B3, respectively 
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The valving system VS has { HEAD ~ a plurality } of nozzles N1 , N2 , { TAIL ~ N3 } which dispense selected soft drinks in response to the actuation of buttons B1 , B2 and B3 , respectively
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL 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