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

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

*GRAMMAR*
wif -> BLUE 
 blicket -> PINK 
 fep -> RED 
 tufa -> PURPLE 
 u1 zup u2 -> [u1] [u1] [u2] [u1] 
 x1 gazzer -> [x1] [x1] 
 x1 dax x2 -> [x2] [x1] [x1] [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 