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

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

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