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

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

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