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

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

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