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

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

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