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

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

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