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

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

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