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

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

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