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

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

*GRAMMAR*
gazzer -> BLUE 
 fep -> PURPLE 
 dax -> YELLOW 
 wif -> PINK 
 x1 blicket u1 -> [u1] [x1] 
 x1 lug x2 -> [x2] [x1] 
 x1 zup x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 