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

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

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