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

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

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