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

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

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