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

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

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