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

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

*GRAMMAR*
dax -> RED 
 lug -> PURPLE 
 zup -> BLUE 
 fep -> YELLOW 
 u1 tufa -> [u1] [u1] 
 x1 blicket x2 -> [x2] [x1] [x2] 
 u1 gazzer -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 