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

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

*GRAMMAR*
dax -> YELLOW 
 fep -> PURPLE 
 blicket -> GREEN 
 gazzer -> BLUE 
 x1 wif x2 -> [x2] [x1] 
 x1 zup -> [x1] [x1] [x1] 
 u1 lug u2 -> [u2] [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 