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

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

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