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

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

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