*SUPPORT*
IN: lug kiki zup wif OUT: BLUE YELLOW RED
IN: wif kiki zup wif OUT: YELLOW YELLOW RED
IN: lug kiki zup lug OUT: BLUE BLUE RED
IN: gazzer zup wif dax OUT: YELLOW PURPLE YELLOW PURPLE
IN: wif wif kiki zup kiki fep lug gazzer OUT: YELLOW YELLOW RED RED BLUE PURPLE
IN: lug zup wif OUT: YELLOW BLUE
IN: kiki gazzer gazzer dax OUT: RED PURPLE PURPLE RED PURPLE PURPLE
IN: wif zup kiki OUT: RED YELLOW
IN: gazzer OUT: PURPLE
IN: gazzer zup gazzer fep kiki OUT: PURPLE PURPLE RED
IN: lug OUT: BLUE
IN: kiki zup lug OUT: BLUE RED
IN: kiki zup kiki OUT: RED RED
IN: wif OUT: YELLOW

*QUERY*
IN: lug zup kiki OUT: RED BLUE
IN: kiki gazzer zup lug OUT: RED BLUE PURPLE
IN: kiki OUT: RED
IN: kiki gazzer OUT: RED PURPLE
IN: gazzer lug OUT: PURPLE BLUE
IN: lug kiki OUT: BLUE RED
IN: gazzer lug zup lug dax OUT: PURPLE BLUE BLUE PURPLE BLUE BLUE
IN: wif zup lug OUT: BLUE YELLOW
IN: kiki dax OUT: RED RED
IN: kiki zup kiki fep gazzer gazzer dax OUT: RED RED PURPLE PURPLE RED RED PURPLE PURPLE

*GRAMMAR*
kiki -> RED 
 gazzer -> PURPLE 
 wif -> YELLOW 
 lug -> BLUE 
 u1 zup u2 -> [u2] [u1] 
 x1 dax -> [x1] [x1] 
 x1 fep x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 