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

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

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