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

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

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