*SUPPORT*
IN: tufa tufa fep kiki fep lug OUT: RED GREEN YELLOW YELLOW
IN: dax kiki blicket dax OUT: BLUE GREEN BLUE
IN: tufa OUT: YELLOW
IN: tufa dax zup lug fep kiki OUT: GREEN RED YELLOW BLUE
IN: dax OUT: BLUE
IN: dax tufa blicket dax OUT: BLUE YELLOW BLUE
IN: dax tufa kiki OUT: BLUE YELLOW GREEN
IN: dax blicket dax blicket kiki OUT: BLUE BLUE GREEN
IN: kiki OUT: GREEN
IN: dax blicket dax fep dax OUT: BLUE BLUE BLUE
IN: lug kiki tufa zup lug zup tufa OUT: YELLOW RED RED GREEN YELLOW
IN: dax dax fep lug zup dax fep kiki OUT: GREEN BLUE RED BLUE BLUE
IN: dax zup kiki OUT: GREEN BLUE
IN: kiki tufa blicket lug zup lug OUT: RED GREEN YELLOW RED

*QUERY*
IN: dax blicket dax OUT: BLUE BLUE
IN: kiki tufa zup dax OUT: BLUE GREEN YELLOW
IN: kiki fep tufa fep tufa OUT: YELLOW YELLOW GREEN
IN: lug OUT: RED
IN: kiki blicket tufa OUT: GREEN YELLOW
IN: dax zup dax fep tufa OUT: YELLOW BLUE BLUE
IN: lug fep lug OUT: RED RED
IN: lug blicket tufa OUT: RED YELLOW
IN: lug dax blicket lug OUT: RED BLUE RED
IN: lug kiki OUT: RED GREEN

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