Input (grade 13): A group of children protested at the zoo, holding up placards reading "Knut Must Live" and "We Love Knut", and others sent numerous emails and letters asking for the cub's life to be spared.
Output (grade 5): A group of children protested at the zoo, holding up signs that read "Knut Must Live" and "We Love Knut". Others sent emails and letters asking for the cub's life to be spared.