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

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

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