Sentence:  It was for this reason , and no other that I can see , that in September 1912 , Braque took the radical and revolutionary <WSD>step</WSD> of pasting actual pieces of imitation woodgrain wallpaper to a drawing on paper , instead of trying to simulate its texture in paint . 
Meaning of the word marked with <WSD> tags:  any maneuver made as part of progress toward a goal