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

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

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