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

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

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