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

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

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