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

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

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