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

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

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