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

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

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