Complex sentence: His conversion to Islam in 1999, self-promotion and outspoken opinions have created a love-hate relationship with the Australian public and he has been described as "the most polarising athlete in Australian sports history".
Split into simpler sentences: His conversion to Islam in 1999, self-promotion and outspoken opinions have created a love-hate relationship with the Australian public. Mundine has been described as "the most polarising athlete in Australian sports history".