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

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

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