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

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

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