Complex sentence: The title Baron Multon of Gillesland was created once in the Peerage of England, when on 26 August 1307 Thomas de Multon was summoned to parliament.
Split into simpler sentences: The title Baron Multon de/of Gillesland/Gilsland was created once in the Peerage of England. On 26 August 1307 Thomas de Multon was summoned to parliament.