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

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

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