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

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

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