Input (grade 10): These discoveries contradicts the classical hypothesis that the modern behaviour existed only 45.000 years ago and was reached through a „large cultural leap" Nature 449, 905-908 (2007).
Output (grade 9): The discovery contradicts the classical hypothesis that the modern behaviour existed only 45.000 years ago. It also contradicts that this behaviour was reached through a „large cultural leap" Nature 449, 905-908 (2007).