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

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

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