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

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

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