*SUPPORT*
IN: dax blicket OUT: PINK PINK PINK
IN: lug gazzer lug kiki OUT: BLUE BLUE BLUE BLUE BLUE BLUE
IN: lug kiki OUT: BLUE BLUE BLUE
IN: dax gazzer tufa OUT: YELLOW PINK
IN: dax dax OUT: PINK PINK
IN: dax gazzer lug OUT: BLUE PINK
IN: tufa lug blicket OUT: YELLOW BLUE BLUE BLUE
IN: fep gazzer tufa OUT: YELLOW PURPLE
IN: tufa blicket OUT: YELLOW YELLOW YELLOW
IN: lug tufa kiki OUT: BLUE YELLOW BLUE YELLOW BLUE YELLOW
IN: tufa gazzer lug OUT: BLUE YELLOW
IN: dax lug gazzer fep OUT: PINK PURPLE BLUE
IN: lug blicket OUT: BLUE BLUE BLUE
IN: lug OUT: BLUE

*QUERY*
IN: fep gazzer dax OUT: PINK PURPLE
IN: tufa OUT: YELLOW
IN: fep blicket OUT: PURPLE PURPLE PURPLE
IN: fep gazzer fep kiki OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: tufa gazzer dax kiki OUT: PINK YELLOW PINK YELLOW PINK YELLOW
IN: tufa gazzer fep OUT: PURPLE YELLOW
IN: lug gazzer fep OUT: PURPLE BLUE
IN: lug gazzer dax OUT: PINK BLUE
IN: fep OUT: PURPLE
IN: tufa gazzer dax OUT: PINK YELLOW

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