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

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

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