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

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

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