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

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

*GRAMMAR*
dax -> PURPLE 
 zup -> GREEN 
 tufa -> YELLOW 
 lug -> PINK 
 u1 wif u2 -> [u2] [u1] [u2] 
 x1 blicket x2 -> [x2] [x1] 
 u1 gazzer u2 -> [u2] [u1] [u2] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 