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

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

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