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

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

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