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

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

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