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

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

*GRAMMAR*
fep -> YELLOW 
 lug -> GREEN 
 dax -> RED 
 kiki -> BLUE 
 x1 blicket -> [x1] [x1] 
 u1 gazzer u2 -> [u2] [u1] [u1] [u2] 
 x1 wif x2 -> [x2] [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 