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

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

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