Complex sentence: PVSaCA requires there to be exactly 600 parliamentary constituencies (Schedule 2, clause 1)--a reduction of 50 from the total fought at the United Kingdom general election, 2010.
Split into simpler sentences: PVSaCA requires there to be 600 parliamentary constituencies (Schedule 2, clause 1). This is a reduction of 50 from the total fought at the United Kingdom general election, 2010.