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

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

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