Emilio Mayorga Jan Naszewski’s Warsaw-based New Europe Film Sales has picked up international sales rights to “Matria,” the awaited feature debut of Spain’s Alvaro Gago, a Grand Jury Prize winner at Sundance in 2018 for his same-titled short.Produced by Galicia’s Matriuska and Madrid’s Avalon, in co-production with Catalonia’s Ringo Media, “Matria” has been selected for the official lineup at next week’s Berlinale Co-Production Market.Expanding on the short, the feature further develops its