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

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

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