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

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

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