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

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

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