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

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

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