Complex sentence: Parliament would typically be in session from February until June, give or take a few months, and would be prorogued for the remainder of the year, giving Members of Parliament the opportunity to spend a substantial amount of time in their home ridings.
Split into simpler sentences: Parliament would typically be in session from February until June, give or take a few months, and would be prorogued for the rest of the year. This gave members of Parliament the opportunity to spend a lot of their time in their home ridings.