Complex sentence: He mapped Pensacola Bay and the mouth of the Mississippi: in 1693, he described the terrain in "Descripción del seno de Santa María de Galve, alias Panzacola, de la Mobila y del Río Misisipi".
Split into simpler sentences: He mapped Pensacola Bay and the mouth of the Mississippi. In 1693 he described the terrain in "Descripción del seno de Santa María de Galve, alias Panzacola, de la Mobila y del Río Misisipi".