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

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

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