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

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

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