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

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

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