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

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

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