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

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

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