Original sentence: The Gospels depict little of his early life, apart from stories surrounding his birth (which according to best estimates would have been about 6–4 BC, or 6–4 BCE.They focus on his last one to three years, especially the last week before a death by crucifixion, which, based on some historical data mentioned, would have been anywhere from the years 29 to 33
Edited sentence: The Gospels focus on his last one to three years, especially the last week before a death by crucifixion, which, based on some historical data mentioned, would have been anywhere from the years 29 to 33.Those gospels depict little of his early life, apart from stories surrounding his birth (which according to best estimates would have been about 6–4 BC, or 6–4 BCE