Autolyse or "Autolysis" is the term for allowing time for the flour to fully absorb the water and become elastic rather than tearing when you pull it.
This kick-starts the gluten development by doing nothing more than just waiting!
Before an overnight Autolyse...
After an overnight Autolyse...
Scored...
...After 25 minutes covered / steamy...
...After 10 minutes uncovered...
...After 15 minutes uncovered...
...After 20 minutes uncovered...
...After 25 minutes uncovered...
Finished!