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

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

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