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

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

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