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

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

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