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

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

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