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

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

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