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

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

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