Complex sentence: In 1903, he and friend Tom Hine established a resort on the property called Camp Biscayne, guests included Ruth Rowland Nichols, William Grigsby McCormick, and Alexander Graham Bell.
Split into simpler sentences: In 1903, he and his friend Tom Hine established a resort on the property called Camp Biscayne. Guests included Ruth Rowland Nichols, William Grigsby McCormick, and Alexander Graham Bell.