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

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

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