1. Gabriel Desjardins served in the 31st and 32nd Canadian Parliaments before being defeated in the 1984 election by Tousignant of the Progressive Conservative party .
2. Tousignant served in the 31st and 32nd Canadian Parliaments before beating the Progressive Conservative Party in the 1984 election by Gabriel Desjardins .

Are these two sentences paraphrases of each other?
no