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

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

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