Attacker class escort carriers
... that Fleet Air Arm squadrons on the Attacker class escort carriers sank six U-Boats during the Second World War?
... that <a href="./Fleet_Air_Arm" id="mwFFE" rel="mw:WikiLink" title="Fleet Air Arm">Fleet Air Arm</a> squadrons on the <b id="mwFFI"><a class="mw-redirect" href="./Attacker_class_escort_carrier" id="mwFFM" rel="mw:WikiLink" title="Attacker class escort carrier">Attacker class escort carriers</a></b> sank six <a class="mw-redirect" href="./U-Boats" id="mwFFQ" rel="mw:WikiLink" title="U-Boats">U-Boats</a> during the <a class="mw-redirect" href="./Second_World_War" id="mwFFU" rel="mw:WikiLink" title="Second World War">Second World War</a>?