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

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

*GRAMMAR*
zup -> PURPLE 
 gazzer -> BLUE 
 wif -> GREEN 
 dax -> YELLOW 
 u1 fep -> [u1] [u1] 
 x1 lug u1 -> [u1] [x1] [u1] [x1] [x1] 
 x1 kiki x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 