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

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

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