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

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

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