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

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

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