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

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

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