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

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

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