Complex sentence: Exam results are always outstanding (79 per cent at D3 level or above in 2013-equivalent to grade A at A level), and the school continues to offer the shortest list of exam subjects of any reputable sixth form in England.
Split into simpler sentences: Exam results are 79 per cent at D3 level or above in 2013, equivalent to grade A at A level. The school offers the shortest list of exam subjects of any reputable sixth form in England.