Complex sentence: After the 1997 election polling revealed that the Social Credit Party was poised for a break through an estimated 150,000 Albertans would have been ready to once again support Social Credit as an alternative which would have meant up to eight seats or more in the legislature.
Split into simpler sentences: After the 1997 election, polling revealed that the Social Credit Party was poised for a break-through: an estimated 150,000 Albertans would have been ready to once again support Social Credit as an alternative. This would have meant up to eight seats or more in the legislature.