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

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

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