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

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

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