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

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

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