Olofsson and two other boys escaped from the institution in August 1965 .
Olofsson and two other boys entered the country estate of Swedish Prime Minister Tage Erlander at Harpsund , where they stole grapes , cucumbers and tomatoes from the greenhouse .
Olofsson and two other boys escaped from the institution in August 1965 and entered the country estate of Swedish Prime Minister Tage Erlander at Harpsund , where they stole grapes , cucumbers and tomatoes from the greenhouse .