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

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

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