'La Bola Negra' review: A magnificent gay epic that transcends time

An unfinished play, a tragic love story, and an investigation into the past, "La Bola Negra" will compel and devastate you. If you grew up in Spain or know your arts, you'll likely know Federico García Lorca. If not, be seated. The iconic, Granada-born 20th century poet and playwright — a friend of Salvador Dalí, and a gay man — lived during the Spanish Civil War, a time when political violence …