Complex sentence: In 2005, Emmanuel campaigned against the legal recognition of same-sex marriage in Canada, organizing several rallies across the country, including one outside Parliament Hill in Ottawa and another at Queen's Park outside the Legislative Assembly of Ontario.
Split into simpler sentences: In 2005, Emmanuel led a prominent campaign against the legal recognition of same-sex marriage in Canada. He held several rallies across the country, including one outside Parliament Hill in Ottawa and another at Queen's Park outside the Legislative Assembly of Ontario.