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

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

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