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

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

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