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

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

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