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

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

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