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

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

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