Complex sentence: In the 1950s more Mafia-financed casinos were constructed, such as the Stardust, Sahara, Tropicana, Desert Inn, and Riviera.
Split into simpler sentences: In the 1950s more Mafia-financed casinos would be constructed. These resorts included the Stardust, Sahara, Tropicana, Desert Inn, and Riviera.