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

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

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