It’s been five years since Prince William and Princess Kate announced the sad passing of their dog, Lupo , and we’re still not over it. The black working cocker spaniel was a regular fixture in their lives, appearing in birthday photos and off-duty moments throughout the early years of their marriage. Lupo is clearly still very close to the hearts of the Prince and Princess of Wales, since Princess Kate mentioned their beloved dog during her visit to Reggio Emilia, Italy . Princess Kate told families about her beloved dog, Lupo. (Image credit: Getty Images) (Image credit: Getty) During an art workshop at the Anna Frank School in Reggio Emilia , Princess Kate noted that the Italian word for ‘wolf’—Lupo—was written on the table. The princess told volunteers and families at the workshop that her dog was named Lupo, which was inspired by the Italian word.…