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

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

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