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

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

*GRAMMAR*
fep -> PINK 
 dax -> RED 
 zup -> YELLOW 
 tufa -> BLUE 
 u1 blicket u2 -> [u2] [u1] 
 u1 gazzer x1 -> [u1] [x1] 
 x1 kiki x2 -> [x1] [x2] [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 