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

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

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