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

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

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