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

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

*GRAMMAR*
kiki -> YELLOW 
 dax -> PURPLE 
 tufa -> BLUE 
 fep -> PINK 
 x1 blicket u1 -> [u1] [x1] 
 x1 gazzer x2 -> [x2] [x1] [x2] 
 x1 lug x2 -> [x2] [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 