Complex sentence: It became one of John Denver's most popular and world-wide beloved songs, and is still very popular around the world, considered to be John Denver's own signature song and is widely regarded as one of the greatest acoustic songs ever recorded.
Split into simpler sentences: It became one of John Denver's most popular and world-wide beloved songs, and is still very popular around the world. It is considered to be John Denver's own signature song and is widely regarded as one of the greatest acoustic songs ever recorded.