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

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

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