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

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

*GRAMMAR*
lug -> GREEN 
 tufa -> PINK 
 gazzer -> YELLOW 
 fep -> BLUE 
 x1 kiki x2 -> [x1] [x1] [x2] [x1] 
 u1 zup u2 -> [u2] [u2] [u1] 
 u1 dax -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 