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

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

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