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

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

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