Simplify the following text for a Grade 11 native English-speaking person.
Original: Those who subscribe to this belief cite the unnaturally close relationship that existed between Sophie and Napoleon II ( it was said that Sophie never recovered after his death and that she blamed it on Metternich for the rest of her life ) and that , from birth , Maximilian 's stature resembled Napoleon II 's more than that of Franz Karl , his older brother , or any of his younger brothers .
Simplified: Those who believe this talk about the unnaturally close relationship that existed between Sophie and Napoleon II . It was said that Sophie never recovered after his death and that she blamed it on Metternich for the rest of her life and that , from birth , Maximilian 's stature resembled Napoleon II 's more than that of Franz Karl , his older brother , or any of his younger brothers .