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

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

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