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

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

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