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

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

*GRAMMAR*
lug -> BLUE 
 kiki -> RED 
 gazzer -> PINK 
 zup -> PURPLE 
 x1 dax x2 -> [x1] [x1] [x2] 
 u1 fep x1 -> [u1] [x1] 
 x1 tufa u1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 