Quote from: Liviu Lalescu on June 29, 2022, 04:38:58 PMOh, forgot: you even have a constraint subactivities preferred times, in which you can select the split index of a subactivity. So you don't need to add tags to the subactivities, just 5 constraints for math and 4 constraints for English, in total, for the whole data file.Can you post example file. I do not understand that.