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

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

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