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

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

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