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

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

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