Vorpostenboot
...that Vorpostenboot, the patrol boats that the Kriegsmarine used in World War II, were in fact modified fishing ships?
...that <b id="mwEP4"><a href="./Vorpostenboot" id="mwEP8" rel="mw:WikiLink" title="Vorpostenboot">Vorpostenboot</a></b>, the <a class="mw-redirect" href="./Patrol_boats" id="mwEQA" rel="mw:WikiLink" title="Patrol boats">patrol boats</a> that the <a href="./Kriegsmarine" id="mwEQE" rel="mw:WikiLink" title="Kriegsmarine">Kriegsmarine</a> used in <a href="./World_War_II" id="mwEQI" rel="mw:WikiLink" title="World War II">World War II</a>, were in fact modified fishing ships?