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

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

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