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

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

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