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

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

*GRAMMAR*
blicket -> PURPLE 
 fep -> BLUE 
 dax -> YELLOW 
 tufa -> PINK 
 u1 gazzer u2 -> [u1] [u2] 
 x1 kiki x2 -> [x1] [x2] [x2] [x1] [x2] 
 u1 zup u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 