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

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

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