Complex sentence: The party's fortunes continued to decline at the 2000 general election the Yukon Party was reduced to a single seat in the legislature as the right wing vote moved to the Yukon Liberal Party putting it in power for the first time in the territory's history.
Split into simpler sentences: The party's fortunes continued to decline at the 2000 general election. The Yukon Party was reduced to a single seat in the legislature as the right wing vote moved to the Yukon Liberal Party, putting it in power for the first time in the territory's history.