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

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

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