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

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

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