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

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

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