Complex sentence: During the war Mrs Patmore finds out that her nephew, Archibald Philpots, has gone missing at the front, wanting to know more she appeals to Lord Grantham and discovers that he was shot for cowardice.
Split into simpler sentences: During the war Mrs Patmore finds out that her nephew, Archibald Philpots, has gone missing at the front. Wanting to know more she asks Lord Grantham for help and he discovers that he was shot for cowardice.