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

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

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