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

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

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