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

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

*GRAMMAR*
fep -> RED 
 gazzer -> YELLOW 
 zup -> PINK 
 kiki -> PURPLE 
 u1 tufa u2 -> [u2] [u1] 
 x1 lug x2 -> [x1] [x2] 
 x1 dax -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 