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

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

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