military parade
...that a T-54 tank of the Polish Army killed seven children watching on the sidewalk during a military parade in Szczecin in 1962?
...that a <a class="mw-redirect" href="./T-55" id="mwE28" rel="mw:WikiLink" title="T-55">T-54 tank</a> of the <a href="./Polish_Land_Forces" id="mwE3A" rel="mw:WikiLink" title="Polish Land Forces">Polish Army</a> killed seven children watching on the <a href="./Sidewalk" id="mwE3E" rel="mw:WikiLink" title="Sidewalk">sidewalk</a> during a <b id="mwE3I"><a href="./1962_Szczecin_military_parade" id="mwE3M" rel="mw:WikiLink" title="1962 Szczecin military parade">military parade</a></b> in <a href="./Szczecin" id="mwE3Q" rel="mw:WikiLink" title="Szczecin">Szczecin</a> in 1962?