Harvard Cinema: 3161 W. Harvard Ave. 541-673-6604 MAMA, rated PG13, Annabel and Lucas are challenged with the task of raising his young two nieces who were left alone in a forest for five years, but how alone were they? Jessica Chastain, Nikolaj Coster-Waldau, Megan Charpentier, Isabelle Nelisse. NEW THIS WEEK JACK REACHER, rated PG-13. A homicide investigator digs deeper into the case of a trained military sniper who shot five random victims. Tom Cruise, Richard Jenkins, Robert Duvall, Rosamund Pike. parental guidance, rated PG. Artie and Diane agree to look after their three grandchildren when the kids’ type-A parents need …