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

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

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