Complex sentence: According to most popular accounts, in 1605, Captain George Weymouth, who was exploring the New England coastline for Thomas Arundell and Henry Wriothesley, 3rd Earl of Southampton, captured Squanto and four others and brought them back to England.
Split into simpler sentences: According to most popular accounts, Captain George Weymouth was exploring the New England coastline for Thomas Arundell and Henry Wriothesley, 3rd Earl of Southampton in 1605. He captured Squanto and four others and brought them back to England.