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

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

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