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

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

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