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

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

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