Add water to half the bread and wholemeal flour, sugar, yeast and sugar in a bowl. Mix until smooth. (about 3 minutes by hand)
Add the remaining flours, salt and olive oil. Mix well.
Scrap the dough from the bowl onto the table. Knead without adding flour.
When kneading, do not break the gluten, aim to stretch it. Here's the method. https://www.youtube.com/watch?v=n7jBrDWJOdsBe gentle and it should take 10 minutes. You know the dough is done when it is elastic and smooth and passes the window pane test. https://www.youtube.com/watch?v=hLnyrvDRzGw
Shape the dough into a ball and seal the bottom so that air can be trapped.
1st fermentation: 40C temperature or hot water in the oven: 25 minutes The dough is ready when you pierce it with a finger and the indentation stays.
Degas and divide the dough into 4 (about 65g each), and then roll them into balls, seal the bottom and cover on the bench for 10 minutes bench time.