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

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

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