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

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

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