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

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

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