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

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

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