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

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

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