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

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

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