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

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

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