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

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

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