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

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

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