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

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

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