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

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

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