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

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

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