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

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

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