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

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

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