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

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

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