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

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

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