Complex sentence: Heneage Finch, 5th Earl of Aylesford, son of Heneage Finch, 4th Earl of Aylesford, (1786-1859) married in 1821 Augusta Sophia Greville, daughter of the 2nd Earl of Warwick.
Split into simpler sentences: Heneage Finch, 5th Earl of Aylesford, (1786-1859) was a British peer. The son of Heneage Finch, 4th Earl of Aylesford married in 1821 Augusta Sophia Greville, daughter of the 2nd Earl of Warwick.