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

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

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