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

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

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