Complex sentence: Gifts are sometimes offered from the people of British Columbia to the royal person to mark a visit or an important milestone; for instance, Queen Elizabeth II was given a necklace and earrings made of British Columbia jade to mark her visit in 1971.
Split into simpler sentences: Gifts are sometimes offered from the people of British Columbia to the royal person to mark a visit or an important milestone. For instance, Queen Elizabeth II was given a necklace and earrings made of British Columbia jade to mark her visit in 1971.