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

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

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