*SUPPORT*
IN: kiki tufa kiki lug OUT: RED YELLOW RED
IN: lug tufa kiki tufa gazzer lug OUT: PURPLE YELLOW RED YELLOW
IN: kiki OUT: RED
IN: kiki kiki OUT: RED RED
IN: lug tufa gazzer tufa gazzer fep OUT: PURPLE PURPLE PURPLE YELLOW
IN: dax OUT: BLUE
IN: gazzer dax fep zup dax OUT: PURPLE BLUE BLUE BLUE
IN: lug kiki fep OUT: YELLOW RED RED
IN: lug zup lug OUT: YELLOW YELLOW
IN: gazzer tufa gazzer tufa kiki fep zup kiki OUT: RED RED PURPLE PURPLE RED
IN: dax dax zup dax dax fep OUT: BLUE BLUE BLUE BLUE BLUE
IN: lug OUT: YELLOW
IN: dax tufa gazzer zup lug fep OUT: PURPLE BLUE YELLOW YELLOW
IN: dax lug gazzer OUT: BLUE YELLOW PURPLE

*QUERY*
IN: gazzer OUT: PURPLE
IN: gazzer kiki OUT: PURPLE RED
IN: dax tufa lug dax OUT: YELLOW BLUE BLUE
IN: kiki tufa dax kiki tufa lug kiki OUT: BLUE YELLOW RED RED RED
IN: gazzer fep OUT: PURPLE PURPLE
IN: kiki tufa kiki fep OUT: RED RED RED
IN: kiki fep OUT: RED RED
IN: kiki tufa lug OUT: YELLOW RED
IN: lug zup kiki gazzer OUT: YELLOW RED PURPLE
IN: dax fep OUT: BLUE BLUE

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