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

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

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