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

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

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