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

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

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