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

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

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