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

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

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