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

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

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