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

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

*GRAMMAR*
fep -> PURPLE 
 tufa -> BLUE 
 dax -> YELLOW 
 wif -> RED 
 x1 blicket x2 -> [x1] [x2] 
 u1 kiki u2 -> [u2] [u1] 
 u1 gazzer -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 