Complex sentence: The fair included life-size reproductions of Christopher Columbus'three ships, the Nina, the Pinta, and the Santa Maria--to celebrate the 400 hundredth anniversary of Columbus' discovery of the Americas.
Split into simpler sentences: The fair included life-size reproductions of Christopher Columbus'three ships, the Nina, the Pinta, and the Santa Maria. These were intended to celebrate the 400 hundredth anniversary of Columbus' discovery of the Americas.