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

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

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