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

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

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