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

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

*GRAMMAR*
tufa -> GREEN 
 dax -> BLUE 
 kiki -> PURPLE 
 zup -> YELLOW 
 u1 blicket u2 -> [u1] [u2] 
 x1 fep x2 -> [x2] [x2] [x1] [x1] [x2] [x1] [x1] [x2] 
 x1 lug u1 -> [x1] [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 