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

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

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