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

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

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