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

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

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