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

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

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