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

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

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