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

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

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