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

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

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