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

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

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