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

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

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