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

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

*GRAMMAR*
fep -> PINK 
 lug -> PURPLE 
 wif -> RED 
 kiki -> YELLOW 
 x1 dax u1 -> [u1] [u1] [x1] 
 u1 tufa u2 -> [u1] [u2] 
 u1 zup x1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 