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

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

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