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

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

*GRAMMAR*
gazzer -> GREEN 
 zup -> BLUE 
 kiki -> RED 
 fep -> PURPLE 
 u1 lug u2 -> [u2] [u1] [u2] [u1] 
 u1 tufa -> [u1] [u1] 
 x1 dax x2 -> [x1] [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 