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

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

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