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

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

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