Complex sentence: Then, they rewrote the lyrics especially for Jackie Evancho, in French, for her album "Dream With Me" 2011, changing the whole meaning of the song, originally about a sad love, for a dream of a peaceful world.
Split into simpler sentences: Then, they rewrote the lyrics especially for Jackie Evancho, in French, for her album "Dream With Me" 2011. The original meaning of the song, about a sad love, is completely changed in the French version to describe a dream of a peaceful world.