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

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

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