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

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

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