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

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

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