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

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

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