Serhiy Zhadan (center) and the Dogs in Yara Arts Group’s production “1917-2017: Tychyna, Zhadan & the Dogs.” NEW YORK – La MaMa and Yara Arts Group will present “1917-2017 Tychyna, Zhadan & the Dogs,” a new theater piece created by Yara filled with poetry and music about what people do when a society falls apart....