Complex sentence: Further charges were brought against her husband on the complaint of her stepson, James Tuchet, 3rd Earl of Castlehaven, and this resulted in the execution of her husband and his manservant for sexual crimes.
Split into simpler sentences: Further charges were brought against her husband on the complaint of her stepson, James Tuchet, 3rd Earl of Castlehaven. Ultimately, it brought about the execution of her husband and manservant for sexual crimes.