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

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

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