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

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

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