Complex sentence: Arroyo faced Fernando Poe, Jr., a friend of Estrada, along with three others in 2004, and won on a slim plurality; months after Poe died on December, it was exposed, via wiretapped conversations, that Arroyo rigged the election.
Split into simpler sentences: Arroyo faced Fernando Poe, Jr., a friend of Estrada, along with three others in 2004, and won on a slim plurality. Months after Poe died on December, it was exposed, via wiretapped conversations, that Arroyo rigged the election.