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

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

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