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

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

*GRAMMAR*
tufa -> BLUE 
 zup -> PINK 
 fep -> PURPLE 
 dax -> GREEN 
 u1 blicket u2 -> [u1] [u2] 
 u1 wif -> [u1] [u1] 
 x1 lug x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 