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

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

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