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

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

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