*SUPPORT*
IN: gazzer lug OUT: GREEN GREEN
IN: gazzer lug wif OUT: GREEN GREEN GREEN GREEN GREEN GREEN
IN: gazzer tufa gazzer lug OUT: GREEN GREEN GREEN GREEN
IN: zup tufa kiki lug OUT: PINK BLUE PINK BLUE
IN: gazzer tufa zup lug lug OUT: BLUE GREEN BLUE GREEN BLUE GREEN BLUE GREEN
IN: gazzer OUT: GREEN
IN: dax tufa gazzer OUT: GREEN YELLOW
IN: kiki gazzer tufa kiki OUT: PINK PINK GREEN
IN: kiki OUT: PINK
IN: zup lug OUT: BLUE BLUE
IN: zup OUT: BLUE
IN: kiki tufa dax OUT: YELLOW PINK
IN: kiki lug OUT: PINK PINK
IN: gazzer tufa gazzer OUT: GREEN GREEN

*QUERY*
IN: gazzer zup OUT: GREEN BLUE
IN: zup dax tufa kiki OUT: BLUE PINK YELLOW
IN: zup tufa dax OUT: YELLOW BLUE
IN: zup kiki OUT: BLUE PINK
IN: dax tufa zup OUT: BLUE YELLOW
IN: dax tufa dax OUT: YELLOW YELLOW
IN: dax zup gazzer lug OUT: YELLOW BLUE GREEN YELLOW BLUE GREEN
IN: gazzer tufa kiki lug lug OUT: PINK GREEN PINK GREEN PINK GREEN PINK GREEN
IN: kiki tufa dax lug OUT: YELLOW PINK YELLOW PINK
IN: dax OUT: YELLOW

*GRAMMAR*
zup -> BLUE 
 gazzer -> GREEN 
 dax -> YELLOW 
 kiki -> PINK 
 u1 tufa u2 -> [u2] [u1] 
 x1 wif -> [x1] [x1] [x1] 
 x1 lug -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 