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

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

*GRAMMAR*
dax -> YELLOW 
 zup -> RED 
 kiki -> BLUE 
 tufa -> PINK 
 x1 fep x2 -> [x1] [x2] [x2] [x2] 
 x1 gazzer -> [x1] [x1] 
 u1 lug u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 