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

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

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