*SUPPORT*
IN: lug gazzer fep OUT: RED PINK
IN: wif OUT: PURPLE
IN: fep fep kiki OUT: RED RED RED RED
IN: wif dax OUT: PURPLE BLUE
IN: dax OUT: BLUE
IN: fep OUT: RED
IN: wif wif kiki OUT: PURPLE PURPLE PURPLE PURPLE
IN: fep fep OUT: RED RED
IN: wif lug kiki blicket OUT: PURPLE PINK PINK PINK PURPLE PINK PINK PINK
IN: dax kiki OUT: BLUE BLUE BLUE
IN: dax gazzer dax blicket OUT: BLUE BLUE BLUE BLUE
IN: wif kiki OUT: PURPLE PURPLE PURPLE
IN: lug kiki OUT: PINK PINK PINK
IN: lug gazzer lug gazzer lug OUT: PINK PINK PINK

*QUERY*
IN: dax blicket OUT: BLUE BLUE
IN: lug fep kiki blicket OUT: PINK RED RED RED PINK RED RED RED
IN: fep wif gazzer dax kiki OUT: RED BLUE BLUE BLUE PURPLE
IN: dax gazzer lug kiki OUT: PINK PINK PINK BLUE
IN: lug OUT: PINK
IN: dax lug gazzer lug kiki OUT: BLUE PINK PINK PINK PINK
IN: fep kiki blicket OUT: RED RED RED RED RED RED
IN: fep kiki OUT: RED RED RED
IN: wif gazzer lug gazzer fep OUT: RED PINK PURPLE
IN: fep fep gazzer fep lug kiki OUT: RED RED PINK PINK PINK RED

*GRAMMAR*
fep -> RED 
 wif -> PURPLE 
 lug -> PINK 
 dax -> BLUE 
 u1 kiki -> [u1] [u1] [u1] 
 x1 blicket -> [x1] [x1] 
 u1 gazzer x1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 