For 10 points, The Old Guitarist was painted during a Picasso period named for what color?
In 1998, X-ray studies showed a painting in this color originally had a composition of mother and child underneath. This color represents concentric movement and spirituality according to "On the Spiritual in Art." In São Paulo in 2009, a portrait in this color of Suzanne Bloch was stolen. (*) The Death of Casagemas commemorates an event that inspired a time period of this color, which titles a painting showing a man on a horse in a green field that gave its name to an art movement. For 10 points, The Old Guitarist was painted during a Picasso period named for what color?
In 1998, X-ray studies showed a painting in this color originally had a composition of mother and child underneath.
blue [or bleu]