*SUPPORT*
IN: gazzer fep zup lug dax OUT: GREEN GREEN GREEN PURPLE PURPLE
IN: wif wif fep OUT: RED RED RED RED
IN: wif fep zup kiki OUT: RED RED RED YELLOW
IN: gazzer fep OUT: GREEN GREEN GREEN
IN: wif kiki OUT: RED YELLOW
IN: kiki gazzer dax OUT: YELLOW GREEN GREEN
IN: lug dax zup gazzer fep OUT: PURPLE PURPLE GREEN GREEN GREEN
IN: wif dax OUT: RED RED
IN: lug lug OUT: PURPLE PURPLE
IN: gazzer gazzer dax OUT: GREEN GREEN GREEN
IN: gazzer dax OUT: GREEN GREEN
IN: wif OUT: RED
IN: kiki gazzer fep OUT: YELLOW GREEN GREEN GREEN
IN: kiki dax OUT: YELLOW YELLOW

*QUERY*
IN: lug zup gazzer OUT: PURPLE GREEN
IN: lug lug wif dax OUT: PURPLE PURPLE RED RED
IN: kiki fep OUT: YELLOW YELLOW YELLOW
IN: kiki wif fep OUT: YELLOW RED RED RED
IN: kiki OUT: YELLOW
IN: kiki kiki fep OUT: YELLOW YELLOW YELLOW YELLOW
IN: gazzer OUT: GREEN
IN: lug dax OUT: PURPLE PURPLE
IN: wif fep zup gazzer gazzer OUT: RED RED RED GREEN GREEN
IN: lug OUT: PURPLE

*GRAMMAR*
wif -> RED 
 gazzer -> GREEN 
 kiki -> YELLOW 
 lug -> PURPLE 
 u1 fep -> [u1] [u1] [u1] 
 x1 zup x2 -> [x1] [x2] 
 u1 dax -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 