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

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

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