Complex sentence: The Cervecería Toluca was founded in 1865 by a Swiss especially to produce this type of beer, but the introduction of Bohemian style beers through the giant brewery Cuauhtémoc would define Mexican beer as pilsner.
Split into simpler sentences: The Cervecería Toluca was founded in 1865 by a Swiss especially to produce this type of beer. But the introduction of Bohemian style beers through the giant brewery Cuauhtémoc would define Mexican beer as pilsner.