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

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

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