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

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

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