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

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

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