Complex sentence: On 16 April 1726 she agreed a one-year lease on the estate to her brother Augustine Washington, George Washington's father, for a peppercorn rent; a month later the lease was superseded by Augustine's purchase of the property for £180.
Split into simpler sentences: On 16 April 1726 she agreed a one-year lease on the estate to her brother Augustine Washington, George Washington's father, for a peppercorn rent. A month later the lease was superseded by Augustine's purchase of the property for £180.