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

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

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