Complex sentence: The Manhattan Project is the third video game iteration in the "Teenage Mutant Ninja Turtles" franchise for the Nintendo Entertainment System in Japan on December 13 1991, and in North America in February 1992.
Split into simpler sentences: The Manhattan Project is the third video game iteration in the "Teenage Mutant Ninja Turtles" franchise for the Nintendo Entertainment System. It was released in Japan on December 13 1991, and in North America on February 1992.