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

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

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