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

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

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