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

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

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