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

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

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