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

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

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