Complex sentence: The name'Nelly Blair' is sometimes given and some doubts exist about the true identity of Burns first romantic love as it was thought at first to be Nelly Blair until Burns's sister Isabella stated that it was Nelly Kilpatrick.
Split into simpler sentences: The name'Nelly Blair' is sometimes given and some doubts exist about the true identity of Burns first romantic love. It was thought at first to be Nelly Blair until Burns's sister Isabella stated that it was in fact Nelly Kilpatrick.