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

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

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