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

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

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