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

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

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