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

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

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