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

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

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