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

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

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