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

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

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