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

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

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