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

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

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