The <e1>election</e1> was caused by the <e2>appointment</e2> of Donald Sumner, formerly Conservative MP for Orpington, to be a county court judge.
The election was caused
The election was caused by the appointment of Donald Sumner, formerly Conservative MP for Orpington, to be a county court judge.
<triplet> election <subject> appointment <object> Cause-Effect(e2,e1)