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

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

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