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

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

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