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

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

*GRAMMAR*
kiki -> PINK 
 lug -> RED 
 fep -> YELLOW 
 tufa -> GREEN 
 u1 gazzer x1 -> [u1] [x1] [x1] 
 x1 blicket x2 -> [x2] [x2] [x1] [x2] 
 u1 dax u2 -> [u2] [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 