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

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

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