Detailed overview of Dataset 2: annotated corpora by level of complexity for FR, PT and SP. It is organized into three major sections -- 2. Classification and annotation tasks, 3. Data description, and 4. Sample results -- and provides a detailed account on the classification and annotation processes undertaken, the composition of the dataset, including data format, qualitative and quantitative analyses and inter-annotators agreement, as well as a sample of annotated texts extracted from the dataset.