"How far can you run in five minutes?" ..."How long is five minutes?" you may ask, out of breath, just a minute into running for your life. Khawla Ibraheem has written this gripping monologue, playing Mariam, in the one-woman show A Knock on the Roof: an all-too-realistic account of a young woman--who's both a mother and daughter--navigating daily life in Gaza during war. Ibraheem's monologue is effective; it's ph…