*SUPPORT*
IN: blicket OUT: GREEN
IN: dax blicket OUT: PURPLE GREEN
IN: kiki lug dax OUT: PURPLE BLUE
IN: dax lug dax OUT: PURPLE PURPLE
IN: dax zup fep kiki OUT: PURPLE RED RED RED BLUE BLUE
IN: dax lug blicket OUT: GREEN PURPLE
IN: zup fep kiki OUT: RED RED RED BLUE BLUE
IN: zup lug zup OUT: RED RED
IN: dax fep kiki OUT: PURPLE PURPLE PURPLE BLUE BLUE
IN: kiki lug zup OUT: RED BLUE
IN: zup zup lug blicket OUT: RED GREEN RED
IN: dax fep dax OUT: PURPLE PURPLE PURPLE PURPLE PURPLE
IN: dax blicket lug zup OUT: PURPLE RED GREEN
IN: zup fep blicket OUT: RED RED RED GREEN GREEN

*QUERY*
IN: blicket kiki OUT: GREEN BLUE
IN: kiki fep zup OUT: BLUE BLUE BLUE RED RED
IN: blicket blicket lug kiki OUT: GREEN BLUE GREEN
IN: kiki lug blicket OUT: GREEN BLUE
IN: dax lug zup OUT: RED PURPLE
IN: kiki fep kiki OUT: BLUE BLUE BLUE BLUE BLUE
IN: dax dax lug dax OUT: PURPLE PURPLE PURPLE
IN: dax kiki fep dax OUT: PURPLE BLUE BLUE BLUE PURPLE PURPLE
IN: zup OUT: RED
IN: blicket lug kiki OUT: BLUE GREEN

*GRAMMAR*
zup -> RED 
 kiki -> BLUE 
 blicket -> GREEN 
 dax -> PURPLE 
 u1 lug u2 -> [u2] [u1] 
 u1 fep u2 -> [u1] [u1] [u1] [u2] [u2] 
 x1 gazzer x2 -> [x1] [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 