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

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

*GRAMMAR*
zup -> GREEN 
 dax -> PURPLE 
 kiki -> YELLOW 
 tufa -> BLUE 
 u1 fep x1 -> [x1] [x1] [u1] 
 u1 blicket u2 -> [u2] [u1] 
 u1 gazzer -> [u1] [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 