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

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

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