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

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

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