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

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

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