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

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

*GRAMMAR*
wif -> BLUE 
 kiki -> YELLOW 
 fep -> GREEN 
 gazzer -> PURPLE 
 u1 dax u2 -> [u1] [u2] [u1] 
 x1 tufa x2 -> [x1] [x2] 
 u1 lug -> [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 