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

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

*GRAMMAR*
lug -> RED 
 dax -> GREEN 
 tufa -> BLUE 
 zup -> YELLOW 
 x1 blicket u1 -> [x1] [u1] [u1] 
 x1 fep x2 -> [x1] [x2] [x1] [x1] 
 x1 kiki -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 