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

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

*GRAMMAR*
dax -> GREEN 
 gazzer -> PURPLE 
 kiki -> BLUE 
 zup -> PINK 
 x1 tufa -> [x1] [x1] 
 u1 wif -> [u1] [u1] [u1] 
 u1 lug u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 