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

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

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