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

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

*GRAMMAR*
dax -> GREEN 
 kiki -> RED 
 wif -> YELLOW 
 zup -> BLUE 
 x1 lug x2 -> [x2] [x1] 
 u1 tufa -> [u1] [u1] 
 u1 blicket -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 