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

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

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