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

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

*GRAMMAR*
fep -> PURPLE 
 gazzer -> RED 
 dax -> YELLOW 
 zup -> BLUE 
 u1 blicket -> [u1] [u1] [u1] [u1] 
 u1 lug u2 -> [u2] [u1] 
 u1 wif u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 