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

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

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