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

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

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