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

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

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