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

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

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