 Madrid car bombing
... that the Madrid car bombing that killed seven people was the Basque separatist group ETA's deadliest attack of 1993?
... that the <b id="mwCsI"><a href="./1993_Madrid_bombings" id="mwCsM" rel="mw:WikiLink" title="1993 Madrid bombings"> Madrid car bombing</a></b> that killed seven people was the Basque separatist group <a href="./ETA_(separatist_group)" id="mwCsQ" rel="mw:WikiLink" title="ETA (separatist group)">ETA</a>'s deadliest attack of 1993?