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

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

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