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

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

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