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

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

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