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

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

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