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

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

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