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

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

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