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

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

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