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

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

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