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

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

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