Complex sentence: This is a junior line, with seats at Newton Park, Northumberland and Exbury House, Hampshire, via the historian William Mitford, that was twice elevated to the British peerage in 1802 and 1902 under the title Baron Redesdale.
Split into simpler sentences: This is a junior line, with seats at Newton Park, Northumberland and Exbury House, Hampshire. The line descends via the historian William Mitford, and was twice elevated to the British peerage in 1802 and 1902 under the title Baron Redesdale.