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

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

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