Complex sentence: Neither a production studio, nor a distributor it released independent British films through British Lion Films Barr, Charles "Ealing Studios" University of California Press, 1998, p.220 In operation until 1963, it was intended to be an unofficial group of independent film producers.
Split into simpler sentences: Neither a production studio, nor a distributor it released independent British films through British Lion Films p.220 Barr, Charles "Ealing Studios" University of California Press, 1998 It was in operation until 1963. It was intended to be an unofficial group of independent film producers.