Simplify the following text for a Grade 9 native English-speaking person.
Original: Her Russian title ( Velikaya Knyazhna Ð ' Ð Ð '' Ð Ð Ð Ñ Ð Ð 1\/2 Ñ Ð Ð 1\/2 Ð ) is most precisely translated as `` Grand Princess '' , meaning that Olga , as an `` imperial highness '' was higher in rank than other princesses in Europe who were `` royal highnesses '' .
Simplified: Olega 's title ( Velikaya Knyazhna Ð ' Ð Ð '' Ð Ð Ð Ñ Ð Ð 1\/2 Ñ Ð Ð 1\/2 Ð ) is best translated as `` Grand Princess '' . This meant that Olega , as an `` Imperial Highness '' , was higher in rank than other Princesses in Europe who were `` Royal Highnesses '' .