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

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

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