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

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

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