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

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

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