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

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

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