Complex sentence: The total eclipsed the party's previous best of 43 seats in 1988, and came at the expense of the Bloc Québécois, who were nearly wiped out in Quebec.
Split into simpler sentences: The total eclipsed the party's previous best of 43 seats in 1988,. NDP gains in Quebec came at the expense of the Bloc Québécois, who were nearly wiped out in Quebec.