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

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

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