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

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

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