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

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

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