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

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

*GRAMMAR*
wif -> PURPLE 
 blicket -> YELLOW 
 fep -> BLUE 
 dax -> PINK 
 u1 zup -> [u1] [u1] 
 u1 tufa -> [u1] [u1] 
 x1 gazzer x2 -> [x2] [x2] [x1] [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 