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

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

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