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

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

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