Complex sentence: Barbra had written on the map that she had thought the map was one of an area further to the North by writting "Parish of Faraday" on the map.she seemed to have no idea where or what the map represented.
Split into simpler sentences: Barbra had written on the map that she had thought the map was one of an area further to the North by writing "Parish of Faraday" on the map. She seemed to have no idea where or what the map represented.