Complex sentence: On February 14,2013 Nintendo announced that a 3D port titled "Donkey Kong Country Returns 3D" was in development for the Nintendo 3DS, and was released in Europe and North America on May 24,2013.
Split into simpler sentences: On February 14,2013, Nintendo announced that a 3D port titled "Donkey Kong Country Returns 3D" was in development for the Nintendo 3DS. It was released in Europe and North America on May 24,2013.