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

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

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