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

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

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