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

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

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