*SUPPORT*
IN: wif tufa blicket fep OUT: PINK YELLOW YELLOW
IN: dax tufa OUT: GREEN GREEN
IN: fep OUT: PINK
IN: lug lug dax tufa blicket wif tufa gazzer OUT: YELLOW YELLOW YELLOW YELLOW PURPLE PURPLE GREEN GREEN
IN: fep tufa OUT: PINK PINK
IN: fep tufa gazzer gazzer OUT: PINK PINK PINK PINK PINK PINK PINK PINK
IN: lug OUT: PURPLE
IN: wif dax OUT: YELLOW GREEN
IN: fep tufa gazzer OUT: PINK PINK PINK PINK
IN: wif tufa blicket lug tufa OUT: PURPLE PURPLE YELLOW YELLOW
IN: fep blicket lug blicket wif dax OUT: YELLOW GREEN PURPLE PINK
IN: wif gazzer OUT: YELLOW YELLOW
IN: wif fep tufa blicket wif OUT: YELLOW YELLOW PINK PINK
IN: dax dax gazzer OUT: GREEN GREEN GREEN GREEN

*QUERY*
IN: dax tufa blicket dax blicket dax tufa OUT: GREEN GREEN GREEN GREEN GREEN
IN: lug lug tufa gazzer OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: lug lug gazzer OUT: PURPLE PURPLE PURPLE PURPLE
IN: lug gazzer OUT: PURPLE PURPLE
IN: lug tufa gazzer gazzer OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: lug tufa OUT: PURPLE PURPLE
IN: wif tufa OUT: YELLOW YELLOW
IN: lug wif OUT: PURPLE YELLOW
IN: dax tufa gazzer gazzer OUT: GREEN GREEN GREEN GREEN GREEN GREEN GREEN GREEN
IN: dax OUT: GREEN

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