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

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

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