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

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

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