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

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

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