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

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

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