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

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

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