Complex sentence: Taro Yashima (Real name Jun Atsushi Iwamatsu), was a Japanese expatriate artist who was thrown into a Japanese prison without trial along with his wife, Tomoe, for protesting militarism in Japan.
Split into simpler sentences: Taro Yashima (Real name Jun Atsushi Iwamatsu), was a Japanese expatriate artist. They were both thrown into a Japanese prison without trial along with his wife, Tomoe, for protesting militarism in Japan.