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

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

*GRAMMAR*
fep -> RED 
 blicket -> YELLOW 
 wif -> BLUE 
 dax -> PURPLE 
 x1 zup x2 -> [x2] [x1] 
 u1 lug u2 -> [u2] [u2] [u1] [u1] [u2] [u2] 
 x1 kiki -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 