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

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

*GRAMMAR*
fep -> BLUE 
 blicket -> GREEN 
 zup -> RED 
 wif -> YELLOW 
 x1 lug -> [x1] [x1] 
 u1 dax u2 -> [u1] [u2] 
 x1 tufa -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 