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

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

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