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

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

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