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

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

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