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

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

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