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

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

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