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

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

*GRAMMAR*
dax -> GREEN 
 tufa -> BLUE 
 kiki -> YELLOW 
 gazzer -> PINK 
 u1 blicket -> [u1] [u1] 
 x1 fep x2 -> [x1] [x2] 
 u1 lug u2 -> [u2] [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 