<human>:  Could an escapee swim nonstop from Alcatraz island to Siberia?
<bot>: No, an escapee could not swim nonstop from Alcatraz Island to Siberia. Alcatraz Island was a San Francisco Bay prison. Siberia is over 5,217 miles away from San Francisco. The longest continuous swim record was 139 miles. So an escapee could not swim nonstop from Alcatraz Island to Siberia.