evidence: He faces challenges from Anura Kumara Dissanayake of the Janatha Vimukthi Peramuna party (JVP) and Sajith Premadasa of the Samagi Jana Balawegaya party (SJB). [...] Sajith Premadasa is another major candidate in the fray. He founded the populist Samagi Jana Balawegaya (SJB) after breaking away from Wikremesinghe's UNP. Premadasa, son of former President Ranasinghe Premadasa, is also the current leader of opposition in Sri Lanka's parliament.