*SUPPORT*
IN: tufa lug dax kiki OUT: PINK YELLOW PINK PINK YELLOW PINK
IN: fep dax lug fep kiki OUT: GREEN GREEN PINK GREEN GREEN GREEN PINK GREEN
IN: fep OUT: GREEN
IN: dax blicket OUT: PINK PINK PINK PINK PINK PINK PINK PINK
IN: fep gazzer dax lug gazzer OUT: GREEN BLUE BLUE PINK BLUE
IN: fep lug gazzer OUT: BLUE GREEN BLUE
IN: fep lug fep kiki OUT: GREEN GREEN GREEN GREEN GREEN GREEN
IN: tufa lug gazzer OUT: BLUE YELLOW BLUE
IN: dax lug gazzer OUT: BLUE PINK BLUE
IN: gazzer lug tufa OUT: YELLOW BLUE YELLOW
IN: fep lug dax OUT: PINK GREEN PINK
IN: tufa kiki OUT: YELLOW YELLOW
IN: dax kiki OUT: PINK PINK
IN: tufa tufa lug fep OUT: YELLOW GREEN YELLOW GREEN

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

*GRAMMAR*
fep -> GREEN 
 tufa -> YELLOW 
 gazzer -> BLUE 
 dax -> PINK 
 u1 lug u2 -> [u2] [u1] [u2] 
 x1 kiki -> [x1] [x1] 
 u1 blicket -> [u1] [u1] [u1] [u1] [u1] [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 