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

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

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