The gray and pink scale do wonders with this. I love how the bricks are pink, from there you see the pink umbrella hanging downward. You can see the contrast of the pink, being bright, and the gray, staying neutral.
"Though this picture is simple. I have done black and white photography for many years and my favorite element of design is contrast. The contrast in this photo takes it from simple to interesting." I think this a fine example of contrast/black and white.
Street art is for all ages. Please, try to look beyond her age. Sometimes people get a kick out of the elderly doing things the young folks do- '' Oh, how cute. ''I wish our culture would not be so hung up on youth and beauty, but that is just how it is