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

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

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