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

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

*GRAMMAR*
wif -> PURPLE 
 tufa -> BLUE 
 gazzer -> PINK 
 zup -> YELLOW 
 u1 fep u2 -> [u2] [u1] [u2] [u1] 
 x1 dax x2 -> [x2] [x2] [x1] 
 x1 kiki x2 -> [x1] [x2] [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 