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

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

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