a delayed-action German bomb exploded in the town hall
... that two members of the French parliament were killed when a delayed-action German bomb exploded in the town hall at Bapaume on 25 March 1917 ?
... that two members of the French parliament were killed when <b id="mwARo"><a href="./Bapaume_town_hall_explosion" id="mwARs" rel="mw:WikiLink" title="Bapaume town hall explosion">a delayed-action German bomb exploded in the town hall</a></b> at <a href="./Bapaume" id="mwARw" rel="mw:WikiLink" title="Bapaume">Bapaume</a> on 25<span id="mwAR0" typeof="mw:Entity"> </span>March 1917 <i id="mwAR4">(aftermath pictured)</i><span about="#mwt40" data-mw='{"parts":[{"template":{"target":{"wt":"-?","href":"./Template:-%3F"},"params":{},"i":0}}]}' id="mwAR8" style="padding-left:0.15em;" typeof="mw:Transclusion"><span typeof="mw:Entity">?</span></span><!--special occasion hook for March 25-->