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

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

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