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

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

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