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

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

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