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

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

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