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

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

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