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

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

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