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

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

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