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

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

*GRAMMAR*
tufa -> BLUE 
 zup -> RED 
 lug -> YELLOW 
 gazzer -> GREEN 
 x1 blicket x2 -> [x2] [x1] 
 u1 fep u2 -> [u1] [u2] 
 u1 dax -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 