*SUPPORT*
IN: lug wif lug kiki lug OUT: PURPLE PURPLE PURPLE
IN: fep dax tufa OUT: YELLOW YELLOW YELLOW RED RED
IN: tufa kiki fep OUT: YELLOW RED
IN: tufa OUT: YELLOW
IN: gazzer kiki gazzer OUT: BLUE BLUE
IN: fep lug kiki lug fep gazzer fep OUT: RED PURPLE PURPLE RED BLUE RED
IN: lug lug kiki fep OUT: PURPLE PURPLE RED
IN: fep OUT: RED
IN: gazzer kiki lug OUT: BLUE PURPLE
IN: lug dax gazzer OUT: BLUE BLUE BLUE PURPLE PURPLE
IN: gazzer kiki gazzer kiki fep dax tufa OUT: BLUE BLUE YELLOW YELLOW YELLOW RED RED
IN: gazzer tufa OUT: BLUE YELLOW
IN: gazzer OUT: BLUE
IN: gazzer wif lug OUT: PURPLE BLUE

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

*GRAMMAR*
tufa -> YELLOW 
 gazzer -> BLUE 
 fep -> RED 
 lug -> PURPLE 
 x1 wif x2 -> [x2] [x1] 
 u1 kiki x1 -> [u1] [x1] 
 x1 dax u1 -> [u1] [u1] [u1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 