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

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

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